java.lang.NullPointerException

Oracle Community | Aleksander Stopar | 4 years ago
  1. 0

    Saving a worksheet changes keyboard behaviour

    Oracle Community | 4 years ago | Aleksander Stopar
    java.lang.NullPointerException
  2. 0

    Android: Saving Map State in Google map

    Stack Overflow | 11 months ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at oracle.ideimpl.editor.RecentFilesLRU$RemovedFileTracker.removeListener()
    2. oracle.ideimpl.editor
      DocTabListener.valueChanged
      1. oracle.ideimpl.editor.RecentFilesLRU$RemovedFileTracker.removeListener(RecentFilesLRU.java:349)
      2. oracle.ideimpl.editor.RecentFilesLRU.removeOldest(RecentFilesLRU.java:137)
      3. oracle.ideimpl.editor.RecentFilesLRU.adjustSize(RecentFilesLRU.java:94)
      4. oracle.ideimpl.editor.RecentFilesLRU.raiseContextInLRUList(RecentFilesLRU.java:195)
      5. oracle.ideimpl.editor.EditorManagerImpl.raiseContextInLRUList(EditorManagerImpl.java:1854)
      6. oracle.ideimpl.editor.TabGroup.setCurrentTabGroupState(TabGroup.java:1449)
      7. oracle.ideimpl.editor.TabGroup.safeSetCurrentTabGroupState(TabGroup.java:1986)
      8. oracle.ideimpl.editor.TabGroup.whenTabSelectionChanges(TabGroup.java:526)
      9. oracle.ideimpl.editor.DocTabListener.valueChanged(DocTabListener.java:54)
      9 frames
    3. oracle.ide.controls
      CustomTab.mousePressed
      1. oracle.ide.controls.customtab.CustomTab.fireSelectionChange(CustomTab.java:304)
      2. oracle.ide.controls.customtab.CustomTab._setSelectedPage(CustomTab.java:635)
      3. oracle.ide.controls.customtab.CustomTab.setSelectedPage(CustomTab.java:596)
      4. oracle.ide.controls.customtab.CustomTab.selectPageAt(CustomTab.java:650)
      5. oracle.ide.controls.customtab.CustomTab.mousePressed(CustomTab.java:1016)
      5 frames
    4. Java RT
      EventDispatchThread.run
      1. java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262)
      2. java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262)
      3. java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262)
      4. java.awt.Component.processMouseEvent(Component.java:6294)
      5. javax.swing.JComponent.processMouseEvent(JComponent.java:3275)
      6. java.awt.Component.processEvent(Component.java:6062)
      7. java.awt.Container.processEvent(Container.java:2039)
      8. java.awt.Component.dispatchEventImpl(Component.java:4660)
      9. java.awt.Container.dispatchEventImpl(Container.java:2097)
      10. java.awt.Component.dispatchEvent(Component.java:4488)
      11. java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4575)
      12. java.awt.LightweightDispatcher.processMouseEvent(Container.java:4233)
      13. java.awt.LightweightDispatcher.dispatchEvent(Container.java:4166)
      14. java.awt.Container.dispatchEventImpl(Container.java:2083)
      15. java.awt.Window.dispatchEventImpl(Window.java:2489)
      16. java.awt.Component.dispatchEvent(Component.java:4488)
      17. java.awt.EventQueue.dispatchEventImpl(EventQueue.java:668)
      18. java.awt.EventQueue.access$400(EventQueue.java:81)
      19. java.awt.EventQueue$2.run(EventQueue.java:627)
      20. java.awt.EventQueue$2.run(EventQueue.java:625)
      21. java.security.AccessController.doPrivileged(Native Method)
      22. java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
      23. java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:98)
      24. java.awt.EventQueue$3.run(EventQueue.java:641)
      25. java.awt.EventQueue$3.run(EventQueue.java:639)
      26. java.security.AccessController.doPrivileged(Native Method)
      27. java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
      28. java.awt.EventQueue.dispatchEvent(EventQueue.java:638)
      29. java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
      30. java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
      31. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
      32. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
      33. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
      34. java.awt.EventDispatchThread.run(EventDispatchThread.java:122)
      34 frames