java.lang.NullPointerException

GitHub | reprogrammer | 6 years ago
tip
Click on the to mark the solution that helps you, Samebug will learn from it.
As a community member, you’ll be rewarded for you help.

Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at edu.illinois.codingspectator.codingtracker.operations.OperationLexer.hasNextOperation()
  2. edu.illinois.codingspectator
    UserOperationReplayer$2.run
    1. edu.illinois.codingspectator.codingtracker.operations.OperationLexer.hasNextOperation(OperationLexer.java:32)
    2. edu.illinois.codingspectator.codingtracker.operations.OperationDeserializer.getUserOperations(OperationDeserializer.java:52)
    3. edu.illinois.codingspectator.codingtracker.replaying.UserOperationReplayer$2.run(UserOperationReplayer.java:126)
    3 frames
  3. JFace
    ActionContributionItem$6.handleEvent
    1. org.eclipse.jface.action.Action.runWithEvent(Action.java:498)
    2. org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:584)
    3. org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:501)
    4. org.eclipse.jface.action.ActionContributionItem$6.handleEvent(ActionContributionItem.java:452)
    4 frames
  4. RWT
    Display.readAndDispatch
    1. org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    2. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1258)
    3. org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3540)
    4. org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3161)
    4 frames
  5. 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
  6. Databinding
    Realm.runWithDefault
    1. org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
    1 frame
  7. Eclipse UI
    Workbench.createAndRunWorkbench
    1. org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664)
    1 frame
  8. Eclipse UI
    PlatformUI.createAndRunWorkbench
    1. org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
    1 frame
  9. Eclipse IDE
    IDEApplication.start
    1. org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115)
    1 frame
  10. Equinox Container
    EclipseAppHandle.run
    1. org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
    1 frame
  11. 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
  12. 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
  13. Equinox
    Main.run
    1. org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:619)
    2. org.eclipse.equinox.launcher.Main.basicRun(Main.java:574)
    3. org.eclipse.equinox.launcher.Main.run(Main.java:1407)
    3 frames