ubuntu下eclipse突然崩溃，解决办法
rm YOUR_WORKSPACE/.metadata/.plugins/org.eclipse.core.resources/.snap抛出的一场如下：
!SESSION 2013-09-30 16:56:04.146 ----------------------------------------------- eclipse.buildId=4.3.0.I20130605-2000 java.version=1.7.0_25 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=zh_CN Framework arguments: -product org.eclipse.epp.package.jee.product Command-line arguments: -os linux -ws gtk -arch x86_64 -product org.eclipse.epp.package.jee.product !ENTRY org.eclipse.core.resources 2 10035 2013-09-30 16:56:06.075 !MESSAGE The workspace exited with unsaved changes in the previous session; refreshing workspace to recover changes. !ENTRY org.eclipse.equinox.preferences 4 2 2013-09-30 16:56:08.641 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.equinox.preferences". !STACK 0 java.lang.ExceptionInInitializerError at org.eclipse.jdt.ui.PreferenceConstants.initializeDefaultValues(PreferenceConstants.java:3739) at org.eclipse.jdt.internal.ui.JavaUIPreferenceInitializer.initializeDefaultPreferences(JavaUIPreferenceInitializer.java:38) at org.eclipse.core.internal.preferences.PreferenceServiceRegistryHelper$1.run(PreferenceServiceRegistryHelper.java:300) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.preferences.PreferenceServiceRegistryHelper.runInitializer(PreferenceServiceRegistryHelper.java:303) at org.eclipse.core.internal.preferences.PreferenceServiceRegistryHelper.applyRuntimeDefaults(PreferenceServiceRegistryHelper.java:131) at org.eclipse.core.internal.preferences.PreferencesService.applyRuntimeDefaults(PreferencesService.java:368) at org.eclipse.core.internal.preferences.DefaultPreferences.applyRuntimeDefaults(DefaultPreferences.java:221) at org.eclipse.core.internal.preferences.DefaultPreferences.load(DefaultPreferences.java:274) at org.eclipse.core.internal.preferences.EclipsePreferences.create(EclipsePreferences.java:409) at org.eclipse.core.internal.preferences.EclipsePreferences.internalNode(EclipsePreferences.java:670) at org.eclipse.core.internal.preferences.EclipsePreferences.node(EclipsePreferences.java:812) at org.eclipse.core.internal.preferences.AbstractScope.getNode(AbstractScope.java:38) at org.eclipse.core.runtime.preferences.DefaultScope.getNode(DefaultScope.java:76) at org.eclipse.ui.preferences.ScopedPreferenceStore.getDefaultPreferences(ScopedPreferenceStore.java:250) at org.eclipse.ui.preferences.ScopedPreferenceStore.getPreferenceNodes(ScopedPreferenceStore.java:285) at org.eclipse.ui.preferences.ScopedPreferenceStore.internalGet(ScopedPreferenceStore.java:475) at org.eclipse.ui.preferences.ScopedPreferenceStore.getBoolean(ScopedPreferenceStore.java:387) at org.eclipse.jdt.internal.ui.preferences.MembersOrderPreferenceCache.install(MembersOrderPreferenceCache.java:61) at org.eclipse.jdt.internal.ui.JavaPlugin.ensurePreferenceStoreBackwardsCompatibility(JavaPlugin.java:426) at org.eclipse.jdt.internal.ui.JavaPlugin.start(JavaPlugin.java:373) at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711) at java.security.AccessController.doPrivileged(Native Method) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at java.lang.Class.getDeclaredConstructors0(Native Method) at java.lang.Class.privateGetDeclaredConstructors(Class.java:2483) at java.lang.Class.getConstructor0(Class.java:2793) at java.lang.Class.newInstance(Class.java:345) at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at org.hibernate.eclipse.jdt.ui.internal.HQLExpressionCompilerParticipant.isActive(HQLExpressionCompilerParticipant.java:56) at org.eclipse.jdt.internal.core.JavaModelManager$CompilationParticipants.getCompilationParticipants(JavaModelManager.java:339) at org.eclipse.jdt.internal.core.builder.JavaBuilder.initializeBuilder(JavaBuilder.java:587) at org.eclipse.jdt.internal.core.builder.JavaBuilder.build(JavaBuilder.java:167) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:726) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:199) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:239) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:292) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:295) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:351) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:374) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:143) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:241) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53) Caused by: org.eclipse.swt.SWTException: Invalid thread access at org.eclipse.swt.SWT.error(SWT.java:4397) at org.eclipse.swt.SWT.error(SWT.java:4312) at org.eclipse.swt.SWT.error(SWT.java:4283) at org.eclipse.swt.widgets.Display.error(Display.java:1204) at org.eclipse.swt.widgets.Display.checkDevice(Display.java:759) at org.eclipse.swt.graphics.Device.getSystemFont(Device.java:547) at org.eclipse.jface.preference.PreferenceConverter.<clinit>(PreferenceConverter.java:84) ... 75 more !ENTRY org.eclipse.osgi 4 0 2013-09-30 16:56:08.657 !MESSAGE An error occurred while automatically activating bundle org.eclipse.jdt.ui (1007). !STACK 0 org.osgi.framework.BundleException: Exception in org.eclipse.jdt.internal.ui.JavaPlugin.start() of bundle org.eclipse.jdt.ui. at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at java.lang.Class.getDeclaredConstructors0(Native Method) at java.lang.Class.privateGetDeclaredConstructors(Class.java:2483) at java.lang.Class.getConstructor0(Class.java:2793) at java.lang.Class.newInstance(Class.java:345) at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at org.hibernate.eclipse.jdt.ui.internal.HQLExpressionCompilerParticipant.isActive(HQLExpressionCompilerParticipant.java:56) at org.eclipse.jdt.internal.core.JavaModelManager$CompilationParticipants.getCompilationParticipants(JavaModelManager.java:339) at org.eclipse.jdt.internal.core.builder.JavaBuilder.initializeBuilder(JavaBuilder.java:587) at org.eclipse.jdt.internal.core.builder.JavaBuilder.build(JavaBuilder.java:167) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:726) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:199) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:239) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:292) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:295) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:351) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:374) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:143) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:241) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53) Caused by: org.eclipse.core.runtime.AssertionFailedException: null argument: at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85) at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73) at org.eclipse.jface.resource.FontRegistry.<init>(FontRegistry.java:283) at org.eclipse.jface.resource.FontRegistry.<init>(FontRegistry.java:308) at org.eclipse.jface.resource.JFaceResources.getFontRegistry(JFaceResources.java:342) at org.eclipse.jdt.internal.ui.JavaPlugin.ensurePreferenceStoreBackwardsCompatibility(JavaPlugin.java:448) at org.eclipse.jdt.internal.ui.JavaPlugin.start(JavaPlugin.java:373) at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711) at java.security.AccessController.doPrivileged(Native Method) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702) ... 51 more Root exception: org.eclipse.core.runtime.AssertionFailedException: null argument: at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85) at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73) at org.eclipse.jface.resource.FontRegistry.<init>(FontRegistry.java:283) at org.eclipse.jface.resource.FontRegistry.<init>(FontRegistry.java:308) at org.eclipse.jface.resource.JFaceResources.getFontRegistry(JFaceResources.java:342) at org.eclipse.jdt.internal.ui.JavaPlugin.ensurePreferenceStoreBackwardsCompatibility(JavaPlugin.java:448) at org.eclipse.jdt.internal.ui.JavaPlugin.start(JavaPlugin.java:373) at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711) at java.security.AccessController.doPrivileged(Native Method) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at java.lang.Class.getDeclaredConstructors0(Native Method) at java.lang.Class.privateGetDeclaredConstructors(Class.java:2483) at java.lang.Class.getConstructor0(Class.java:2793) at java.lang.Class.newInstance(Class.java:345) at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at org.hibernate.eclipse.jdt.ui.internal.HQLExpressionCompilerParticipant.isActive(HQLExpressionCompilerParticipant.java:56) at org.eclipse.jdt.internal.core.JavaModelManager$CompilationParticipants.getCompilationParticipants(JavaModelManager.java:339) at org.eclipse.jdt.internal.core.builder.JavaBuilder.initializeBuilder(JavaBuilder.java:587) at org.eclipse.jdt.internal.core.builder.JavaBuilder.build(JavaBuilder.java:167) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:726) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:199) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:239) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:292) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:295) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:351) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:374) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:143) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:241) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53) !ENTRY org.eclipse.osgi 4 0 2013-09-30 16:56:08.660 !MESSAGE An error occurred while automatically activating bundle org.hibernate.eclipse.console (1084). !STACK 0 org.osgi.framework.BundleException: The activator org.hibernate.eclipse.console.HibernateConsolePlugin for bundle org.hibernate.eclipse.console is invalid at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:172) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at org.hibernate.eclipse.jdt.ui.internal.HQLExpressionCompilerParticipant.isActive(HQLExpressionCompilerParticipant.java:56) at org.eclipse.jdt.internal.core.JavaModelManager$CompilationParticipants.getCompilationParticipants(JavaModelManager.java:339) at org.eclipse.jdt.internal.core.builder.JavaBuilder.initializeBuilder(JavaBuilder.java:587) at org.eclipse.jdt.internal.core.builder.JavaBuilder.build(JavaBuilder.java:167) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:726) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:199) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:239) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:292) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:295) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:351) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:374) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:143) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:241) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53) Caused by: java.lang.NoClassDefFoundError: org/eclipse/jdt/ui/text/JavaTextTools at java.lang.Class.getDeclaredConstructors0(Native Method) at java.lang.Class.privateGetDeclaredConstructors(Class.java:2483) at java.lang.Class.getConstructor0(Class.java:2793) at java.lang.Class.newInstance(Class.java:345) at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167) ... 31 more Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.jdt.ui (1007). at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:124) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 36 more Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.jdt.internal.ui.JavaPlugin.start() of bundle org.eclipse.jdt.ui. at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) ... 45 more Caused by: org.eclipse.core.runtime.AssertionFailedException: null argument: at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85) at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73) at org.eclipse.jface.resource.FontRegistry.<init>(FontRegistry.java:283) at org.eclipse.jface.resource.FontRegistry.<init>(FontRegistry.java:308) at org.eclipse.jface.resource.JFaceResources.getFontRegistry(JFaceResources.java:342) at org.eclipse.jdt.internal.ui.JavaPlugin.ensurePreferenceStoreBackwardsCompatibility(JavaPlugin.java:448) at org.eclipse.jdt.internal.ui.JavaPlugin.start(JavaPlugin.java:373) at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711) at java.security.AccessController.doPrivileged(Native Method) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702) ... 51 more Root exception: java.lang.NoClassDefFoundError: org/eclipse/jdt/ui/text/JavaTextTools at java.lang.Class.getDeclaredConstructors0(Native Method) at java.lang.Class.privateGetDeclaredConstructors(Class.java:2483) at java.lang.Class.getConstructor0(Class.java:2793) at java.lang.Class.newInstance(Class.java:345) at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at org.hibernate.eclipse.jdt.ui.internal.HQLExpressionCompilerParticipant.isActive(HQLExpressionCompilerParticipant.java:56) at org.eclipse.jdt.internal.core.JavaModelManager$CompilationParticipants.getCompilationParticipants(JavaModelManager.java:339) at org.eclipse.jdt.internal.core.builder.JavaBuilder.initializeBuilder(JavaBuilder.java:587) at org.eclipse.jdt.internal.core.builder.JavaBuilder.build(JavaBuilder.java:167) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:726) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:199) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:239) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:292) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:295) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:351) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:374) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:143) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:241) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53) Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.jdt.ui (1007). at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:124) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 36 more Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.jdt.internal.ui.JavaPlugin.start() of bundle org.eclipse.jdt.ui. at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) ... 45 more Caused by: org.eclipse.core.runtime.AssertionFailedException: null argument: at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85) at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73) at org.eclipse.jface.resource.FontRegistry.<init>(FontRegistry.java:283) at org.eclipse.jface.resource.FontRegistry.<init>(FontRegistry.java:308) at org.eclipse.jface.resource.JFaceResources.getFontRegistry(JFaceResources.java:342) at org.eclipse.jdt.internal.ui.JavaPlugin.ensurePreferenceStoreBackwardsCompatibility(JavaPlugin.java:448) at org.eclipse.jdt.internal.ui.JavaPlugin.start(JavaPlugin.java:373) at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711) at java.security.AccessController.doPrivileged(Native Method) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702) ... 51 more !ENTRY org.eclipse.core.resources 4 2 2013-09-30 16:56:08.664 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.core.resources". !STACK 0 java.lang.NoClassDefFoundError: org/hibernate/eclipse/nature/HibernateNature at org.hibernate.eclipse.jdt.ui.internal.HQLExpressionCompilerParticipant.isActive(HQLExpressionCompilerParticipant.java:56) at org.eclipse.jdt.internal.core.JavaModelManager$CompilationParticipants.getCompilationParticipants(JavaModelManager.java:339) at org.eclipse.jdt.internal.core.builder.JavaBuilder.initializeBuilder(JavaBuilder.java:587) at org.eclipse.jdt.internal.core.builder.JavaBuilder.build(JavaBuilder.java:167) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:726) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:199) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:239) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:292) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:295) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:351) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:374) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:143) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:241) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53) Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.hibernate.eclipse.console (1084). at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:124) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 16 more Caused by: org.osgi.framework.BundleException: The activator org.hibernate.eclipse.console.HibernateConsolePlugin for bundle org.hibernate.eclipse.console is invalid at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:172) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) ... 25 more Caused by: java.lang.NoClassDefFoundError: org/eclipse/jdt/ui/text/JavaTextTools at java.lang.Class.getDeclaredConstructors0(Native Method) at java.lang.Class.privateGetDeclaredConstructors(Class.java:2483) at java.lang.Class.getConstructor0(Class.java:2793) at java.lang.Class.newInstance(Class.java:345) at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167) ... 31 more Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.jdt.ui (1007). at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:124) at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216) at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395) at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35) at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421) at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412) at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 36 more Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.jdt.internal.ui.JavaPlugin.start() of bundle org.eclipse.jdt.ui. at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683) at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381) at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300) at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:478) at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263) at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:109) ... 45 more Caused by: org.eclipse.core.runtime.AssertionFailedException: null argument: at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85) at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73) at org.eclipse.jface.resource.FontRegistry.<init>(FontRegistry.java:283) at org.eclipse.jface.resource.FontRegistry.<init>(FontRegistry.java:308) at org.eclipse.jface.resource.JFaceResources.getFontRegistry(JFaceResources.java:342) at org.eclipse.jdt.internal.ui.JavaPlugin.ensurePreferenceStoreBackwardsCompatibility(JavaPlugin.java:448) at org.eclipse.jdt.internal.ui.JavaPlugin.start(JavaPlugin.java:373) at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711) at java.security.AccessController.doPrivileged(Native Method) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702) ... 51 more !ENTRY org.eclipse.wst.common.project.facet.core 4 0 2013-09-30 16:56:10.631 !MESSAGE Project facet group group.birt.chart.runtime has not been defined. It is used in plugin org.eclipse.birt.integration.wtp.ui. !ENTRY org.eclipse.osgi 4 0 2013-09-30 16:56:11.233 !MESSAGE Application error !STACK 1 java.lang.NoClassDefFoundError: Could not initialize class org.eclipse.jface.preference.PreferenceConverter at org.eclipse.ui.internal.themes.ThemeElementHelper.installFont(ThemeElementHelper.java:104) at org.eclipse.ui.internal.themes.ThemeElementHelper.populateRegistry(ThemeElementHelper.java:59) at org.eclipse.ui.internal.Workbench$29.runWithException(Workbench.java:1699) at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3717) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3366) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2683) at org.eclipse.ui.internal.Workbench.access$7(Workbench.java:2591) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:608) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:567) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:354) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:181) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:636) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:591) at org.eclipse.equinox.launcher.Main.run(Main.java:1450) at org.eclipse.equinox.launcher.Main.main(Main.java:1426) !ENTRY org.eclipse.core.resources 4 2 2013-09-30 16:56:12.062 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.core.resources". !STACK 0 java.lang.NullPointerException at org.eclipse.m2e.core.internal.markers.MarkerUtils.addEditorHintMarkers(MarkerUtils.java:54) at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager$4.call(ProjectRegistryManager.java:662) at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager$4.call(ProjectRegistryManager.java:1) at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:161) at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:137) at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:89) at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.execute(ProjectRegistryManager.java:897) at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.readMavenProjectFacade(ProjectRegistryManager.java:653) at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:374) at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:334) at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:287) at org.eclipse.m2e.core.internal.project.registry.MavenProjectManager.refresh(MavenProjectManager.java:67) at org.eclipse.m2e.core.internal.builder.MavenBuilder.getProjectFacade(MavenBuilder.java:216) at org.eclipse.m2e.core.internal.builder.MavenBuilder$1.call(MavenBuilder.java:91) at org.eclipse.m2e.core.internal.builder.MavenBuilder$1.call(MavenBuilder.java:1) at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:161) at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:137) at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:89) at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1305) at org.eclipse.m2e.core.internal.builder.MavenBuilder.build(MavenBuilder.java:89) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:726) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:199) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:239) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:292) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:295) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:351) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:374) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:143) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:241) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53) !ENTRY org.eclipse.m2e.core 4 -1 2013-09-30 16:56:12.659 !MESSAGE Could not lookup required component !STACK 0 org.codehaus.plexus.component.repository.exception.ComponentLookupException: java.util.NoSuchElementException role: org.apache.maven.repository.RepositorySystem roleHint: at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:257) at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:245) at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:239) at org.eclipse.m2e.core.internal.embedder.MavenImpl.lookup(MavenImpl.java:1256) at org.eclipse.m2e.core.internal.embedder.MavenImpl.addDefaultRepository(MavenImpl.java:1098) at org.eclipse.m2e.core.internal.embedder.MavenImpl.getArtifactRepositories(MavenImpl.java:1054) at org.eclipse.m2e.core.internal.repository.RepositoryRegistry.updateRegistry(RepositoryRegistry.java:253) at org.eclipse.m2e.core.internal.repository.RepositoryRegistryUpdateJob.run(RepositoryRegistryUpdateJob.java:47) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53) Caused by: java.util.NoSuchElementException at java.util.Collections$EmptyIterator.next(Collections.java:3006) at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:253) ... 8 more