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java.util.ConcurrentModificationException: 	at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)	at java.util.HashMap$EntryIterator.next(HashMap.java:834)	at java.util.HashMap$EntryIterator.next(HashMap.java:832)	at com.springsource.kernel.osgi.framework.equinox.UsesAnalyser.generateExportPackagesVisibleInFailedBundle(UsesAnalyser.java:129)	at com.springsource.kernel.osgi.framework.equinox.UsesAnalyser.getUsesConflicts(UsesAnalyser.java:59)	at com.springsource.kernel.osgi.quasi.support.StandardResolutionFailureDetective.formatResolverError(StandardResolutionFailureDetective.java:208)	at com.springsource.kernel.osgi.quasi.support.StandardResolutionFailureDetective.generateFailureDescription(StandardResolutionFailureDetective.java:88)	at com.springsource.kernel.osgi.quasi.support.DependencyCalculator.calculateDependencies(DependencyCalculator.java:139)	at com.springsource.kernel.osgi.quasi.support.StandardQuasiFramework.getDependencies(StandardQuasiFramework.java:194)	at com.springsource.kernel.osgi.quasi.support.StandardQuasiFramework.resolve(StandardQuasiFramework.java:169)	at com.springsource.kernel.install.pipeline.stage.resolve.internal.QuasiResolveStage.process(QuasiResolveStage.java:51)	at com.springsource.kernel.install.pipeline.internal.StandardPipeline.doProcessTree(StandardPipeline.java:71)	at com.springsource.kernel.install.pipeline.internal.CompensatingPipeline.doProcessTree(CompensatingPipeline.java:80)	at com.springsource.kernel.install.pipeline.stage.AbstractPipelineStage.process(AbstractPipelineStage.java:50)	at com.springsource.kernel.install.pipeline.internal.StandardPipeline.doProcessTree(StandardPipeline.java:71)	at com.springsource.kernel.install.pipeline.stage.AbstractPipelineStage.process(AbstractPipelineStage.java:50)	at com.springsource.kernel.deployer.core.internal.PipelinedApplicationDeployer.driveInstallPipeline(PipelinedApplicationDeployer.java:279)	at com.springsource.kernel.deployer.core.internal.PipelinedApplicationDeployer.doInstall(PipelinedApplicationDeployer.java:170)	at com.springsource.kernel.deployer.core.internal.PipelinedApplicationDeployer.install(PipelinedApplicationDeployer.java:142)	at com.springsource.kernel.deployer.core.internal.PipelinedApplicationDeployer.deploy(PipelinedApplicationDeployer.java:206)	at com.springsource.kernel.deployer.management.StandardDeployer.deploy(StandardDeployer.java:62)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at com.sun.jmx.mbeanserver.ConvertingMethod.invokeWithOpenReturn(ConvertingMethod.java:167)	at com.sun.jmx.mbeanserver.MXBeanIntrospector.invokeM2(MXBeanIntrospector.java:96)	at com.sun.jmx.mbeanserver.MXBeanIntrospector.invokeM2(MXBeanIntrospector.java:33)	at com.sun.jmx.mbeanserver.MBeanIntrospector.invokeM(MBeanIntrospector.java:208)	at com.sun.jmx.mbeanserver.PerInterface.invoke(PerInterface.java:120)	at com.sun.jmx.mbeanserver.MBeanSupport.invoke(MBeanSupport.java:262)	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836)	at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761)	at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1426)	at javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:72)	at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1264)	at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1359)	at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:788)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:305)	at sun.rmi.transport.Transport$1.run(Transport.java:159)	at java.security.AccessController.doPrivileged(Native Method)	at sun.rmi.transport.Transport.serviceCall(Transport.java:155)	at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535)	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:790)	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:649)	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)	at java.lang.Thread.run(Thread.java:619)