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java.lang.StackOverflowError: 	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)	at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:1897)	at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3298)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2697)	at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2861)	at org.eclipse.jdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:1966)	at org.eclipse.jdt.internal.core.ProjectReferenceChange.updateProjectReferencesIfNecessary(ProjectReferenceChange.java:47)	at org.eclipse.jdt.internal.core.ChangeClasspathOperation.classpathChanged(ChangeClasspathOperation.java:59)	at org.eclipse.jdt.internal.core.SetContainerOperation.executeOperation(SetContainerOperation.java:110)	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:729)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)	at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:2805)	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2241)	at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:2821)