Jesper Skov [https://community.jboss.org/people/jskovjyskebankdk] created the discussion
"Re: Occasional NPE" To view the discussion, visit: https://community.jboss.org/message/807432#807432 -------------------------------------------------------------- More stack traces from 4.1.0.alpha2 nightly B6241 and Kepler M6 below. This happened while making changes to an XML file with a custom editor. The changes were not yet saved when I got the exception. {noformat} !ENTRY org.jboss.tools.common 4 0 2013-04-10 14:30:31.348 !MESSAGE !STACK 0 org.jboss.tools.common.validation.JBTValidationException at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validate(AsYouTypeValidatorManager.java:188) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validateString(AsYouTypeValidatorManager.java:209) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validateString(AsYouTypeValidatorManager.java:200) at org.jboss.tools.common.validation.java.JavaDirtyRegionProcessor.endProcessing(JavaDirtyRegionProcessor.java:498) at org.eclipse.wst.sse.ui.internal.reconcile.DirtyRegionProcessor$BackgroundThread.run(DirtyRegionProcessor.java:697) Caused by: java.lang.NullPointerException at org.jboss.tools.jst.web.kb.internal.validation.ELValidator.validate(ELValidator.java:254) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validate(AsYouTypeValidatorManager.java:183) ... 4 more !ENTRY org.jboss.tools.common 4 0 2013-04-10 14:30:33.854 !MESSAGE !STACK 0 org.jboss.tools.common.validation.JBTValidationException at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validate(AsYouTypeValidatorManager.java:188) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validateString(AsYouTypeValidatorManager.java:209) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validateString(AsYouTypeValidatorManager.java:200) at org.jboss.tools.common.validation.java.JavaDirtyRegionProcessor.endProcessing(JavaDirtyRegionProcessor.java:498) at org.eclipse.wst.sse.ui.internal.reconcile.DirtyRegionProcessor$BackgroundThread.run(DirtyRegionProcessor.java:697) Caused by: java.lang.NullPointerException at org.jboss.tools.jst.web.kb.internal.validation.ELValidator.validate(ELValidator.java:254) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validate(AsYouTypeValidatorManager.java:183) ... 4 more !ENTRY org.jboss.tools.common 4 0 2013-04-10 14:30:55.478 !MESSAGE !STACK 0 org.jboss.tools.common.validation.JBTValidationException at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validate(AsYouTypeValidatorManager.java:188) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validateString(AsYouTypeValidatorManager.java:209) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validateString(AsYouTypeValidatorManager.java:200) at org.jboss.tools.common.validation.java.JavaDirtyRegionProcessor.endProcessing(JavaDirtyRegionProcessor.java:498) at org.eclipse.wst.sse.ui.internal.reconcile.DirtyRegionProcessor$BackgroundThread.run(DirtyRegionProcessor.java:697) Caused by: java.lang.NullPointerException at org.jboss.tools.jst.web.kb.internal.validation.ELValidator.validate(ELValidator.java:254) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validate(AsYouTypeValidatorManager.java:183) ... 4 more !ENTRY org.jboss.tools.common 4 0 2013-04-10 14:31:09.531 !MESSAGE !STACK 0 org.jboss.tools.common.validation.JBTValidationException at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validate(AsYouTypeValidatorManager.java:188) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validateString(AsYouTypeValidatorManager.java:209) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validateString(AsYouTypeValidatorManager.java:200) at org.jboss.tools.common.validation.java.JavaDirtyRegionProcessor.endProcessing(JavaDirtyRegionProcessor.java:498) at org.eclipse.wst.sse.ui.internal.reconcile.DirtyRegionProcessor$BackgroundThread.run(DirtyRegionProcessor.java:697) Caused by: java.lang.NullPointerException at org.jboss.tools.jst.web.kb.internal.validation.ELValidator.validate(ELValidator.java:254) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validate(AsYouTypeValidatorManager.java:183) ... 4 more !ENTRY org.jboss.tools.common 4 0 2013-04-10 14:31:12.537 !MESSAGE !STACK 0 org.jboss.tools.common.validation.JBTValidationException at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validate(AsYouTypeValidatorManager.java:188) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validateString(AsYouTypeValidatorManager.java:209) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validateString(AsYouTypeValidatorManager.java:200) at org.jboss.tools.common.validation.java.JavaDirtyRegionProcessor.endProcessing(JavaDirtyRegionProcessor.java:498) at org.eclipse.wst.sse.ui.internal.reconcile.DirtyRegionProcessor$BackgroundThread.run(DirtyRegionProcessor.java:697) Caused by: java.lang.NullPointerException at org.jboss.tools.jst.web.kb.internal.validation.ELValidator.validate(ELValidator.java:254) at org.jboss.tools.common.validation.AsYouTypeValidatorManager.validate(AsYouTypeValidatorManager.java:183) ... 4 more !ENTRY org.eclipse.ui 4 4 2013-04-10 14:33:13.372 !MESSAGE An internal error has occurred. !STACK 0 java.lang.NullPointerException at org.jboss.tools.common.validation.TempMarkerManager$1.runInUIThread(TempMarkerManager.java:271) at org.eclipse.ui.progress.UIJob$1.run(UIJob.java:95) 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:4145) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3762) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1108) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:992) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:137) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:600) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:555) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) 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:601) 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) {noformat} -------------------------------------------------------------- Reply to this message by going to Community [https://community.jboss.org/message/807432#807432] Start a new discussion in JBoss Tools at Community [https://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2128]
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