org.eclipse.swt.SWTException: Failed to execute runnable (java.lang.RuntimeException: java.lang.NullPointerException)

GitHub | reprogrammer | 6 years ago
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    CodingTracker replayer throws an NPE

    GitHub | 6 years ago | reprogrammer
    org.eclipse.swt.SWTException: Failed to execute runnable (java.lang.RuntimeException: java.lang.NullPointerException)

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at edu.illinois.codingtracker.operations.conflicteditors.SavedConflictEditorOperation.replay()
    2. edu.illinois.codingtracker
      UserOperationReplayer$UserOperationExecutionThread$1.run
      1. edu.illinois.codingtracker.operations.conflicteditors.SavedConflictEditorOperation.replay(SavedConflictEditorOperation.java:61)
      2. edu.illinois.codingtracker.replaying.UserOperationReplayer.replayAndAdvanceCurrentUserOperation(UserOperationReplayer.java:223)
      3. edu.illinois.codingtracker.replaying.UserOperationReplayer.access$3(UserOperationReplayer.java:213)
      4. edu.illinois.codingtracker.replaying.UserOperationReplayer$UserOperationExecutionThread$1.run(UserOperationReplayer.java:321)
      4 frames
    3. RWT
      Display.readAndDispatch
      1. org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      2. org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:134)
      3. org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3515)
      4. org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3164)
      4 frames
    4. Eclipse UI
      Workbench$7.run
      1. org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640)
      2. org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604)
      3. org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438)
      4. org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671)
      4 frames
    5. Databinding
      Realm.runWithDefault
      1. org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      1 frame
    6. Eclipse UI
      Workbench.createAndRunWorkbench
      1. org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664)
      1 frame
    7. Eclipse UI
      PlatformUI.createAndRunWorkbench
      1. org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      1 frame
    8. Eclipse IDE
      IDEApplication.start
      1. org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115)
      1 frame
    9. Equinox Container
      EclipseAppHandle.run
      1. org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      1 frame
    10. Eclipse OSGi
      EclipseStarter.run
      1. org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      2. org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      3. org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:369)
      4. org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
      4 frames
    11. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      4. java.lang.reflect.Method.invoke(Method.java:597)
      4 frames
    12. Equinox
      Main.main
      1. org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:620)
      2. org.eclipse.equinox.launcher.Main.basicRun(Main.java:575)
      3. org.eclipse.equinox.launcher.Main.run(Main.java:1408)
      4. org.eclipse.equinox.launcher.Main.main(Main.java:1384)
      4 frames