java.lang.Error: Unresolved compilation problems: SourceRoot cannot be resolved to a type SourceRoot cannot be resolved to a type SourceRoot cannot be resolved to a type CContainer cannot be resolved to a type CContainer cannot be resolved to a type CContainer cannot be resolved to a type CContainer cannot be resolved to a type CContainer cannot be resolved to a type ITranslationUnit cannot be resolved to a type ITranslationUnit cannot be resolved to a type ITranslationUnit cannot be resolved to a type

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via GitHub by AlexanderKnueppel
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Unresolved compilation problems: SourceRoot cannot be resolved to a type SourceRoot cannot be resolved to a type SourceRoot cannot be resolved to a type CContainer cannot be resolved to a type CContainer cannot be resolved to a type
java.lang.Error: Unresolved compilation problems: SourceRoot cannot be resolved to a type SourceRoot cannot be resolved to a type SourceRoot cannot be resolved to a type CContainer cannot be resolved to a type CContainer cannot be resolved to a type CContainer cannot be resolved to a type CContainer cannot be resolved to a type CContainer cannot be resolved to a type ITranslationUnit cannot be resolved to a type ITranslationUnit cannot be resolved to a type ITranslationUnit cannot be resolved to a type
at br.ufal.ic.colligens.handler.ColligensAbstractHandler.isValid(ColligensAbstractHandler.java:86)
at br.ufal.ic.colligens.handler.ColligensAbstractHandler.isEnabled(ColligensAbstractHandler.java:65)
at org.eclipse.ui.internal.handlers.HandlerProxy.isEnabled(HandlerProxy.java:323)
at sun.reflect.GeneratedMethodAccessor5.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:56)
at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:252)
at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:234)
at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:132)
at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.isEnabled(HandlerServiceHandler.java:58)
at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.canExecute(HandlerServiceImpl.java:180)
at org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem.canExecuteItem(HandledContributionItem.java:813)
at org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem.access$1(HandledContributionItem.java:802)
at org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem$3.run(HandledContributionItem.java:167)
at org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem.updateItemEnablement(HandledContributionItem.java:198)
at org.eclipse.e4.ui.workbench.renderers.swt.ToolItemUpdater.updateContributionItems(ToolItemUpdater.java:37)
at org.eclipse.e4.ui.workbench.renderers.swt.ToolBarManagerRenderer$5$1.run(ToolBarManagerRenderer.java:484)
at org.eclipse.e4.core.contexts.RunAndTrack.runExternalCode(RunAndTrack.java:56)
at org.eclipse.e4.ui.workbench.renderers.swt.ToolBarManagerRenderer$5.changed(ToolBarManagerRenderer.java:479)
at org.eclipse.e4.core.internal.contexts.TrackableComputationExt.update(TrackableComputationExt.java:114)
at org.eclipse.e4.core.internal.contexts.EclipseContext.processScheduled(EclipseContext.java:341)
at org.eclipse.e4.core.internal.contexts.EclipseContext.set(EclipseContext.java:356)
at org.eclipse.e4.core.internal.contexts.TrackableComputationExt.update(TrackableComputationExt.java:114)
at org.eclipse.e4.core.internal.contexts.EclipseContext.processScheduled(EclipseContext.java:341)
at org.eclipse.e4.core.internal.contexts.EclipseContext.set(EclipseContext.java:356)
at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.selectionChanged(CompatibilityPart.java:441)
at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:173)
at org.eclipse.jface.viewers.Viewer.fireSelectionChanged(Viewer.java:160)
at org.eclipse.jface.viewers.StructuredViewer.updateSelection(StructuredViewer.java:2197)
at org.eclipse.jface.viewers.StructuredViewer.handleSelect(StructuredViewer.java:1228)
at org.eclipse.jface.viewers.StructuredViewer$4.widgetSelected(StructuredViewer.java:1257)
at org.eclipse.jface.util.OpenStrategy.fireSelectionEvent(OpenStrategy.java:242)
at org.eclipse.jface.util.OpenStrategy.access$4(OpenStrategy.java:236)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4362)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1113)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4180)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:669)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:608)
at org.eclipse.equinox.launcher.Main.run(Main.java:1515)

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