java.lang.NullPointerException

Oracle Community | dori | 3 years ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at oracle.dbtools.unit_test.locking.LockManager.lock()
  2. oracle.dbtools.unit_test
    UtNavigatorContextMenu.handleEvent
    1. oracle.dbtools.unit_test.locking.LockManager.lock(LockManager.java:64)
    2. oracle.dbtools.unit_test.editor.UtEditor.obtainEditLock(UtEditor.java:429)
    3. oracle.dbtools.unit_test.editor.UtTestEditor.updateContent(UtTestEditor.java:135)
    4. oracle.dbtools.unit_test.navigator.UtNavigatorContextMenu.showEditor(UtNavigatorContextMenu.java:2711)
    5. oracle.dbtools.unit_test.navigator.UtNavigatorContextMenu.openElement(UtNavigatorContextMenu.java:2638)
    6. oracle.dbtools.unit_test.navigator.UtNavigatorContextMenu.run(UtNavigatorContextMenu.java:616)
    7. oracle.dbtools.unit_test.navigator.UtNavigatorContextMenu.runTest(UtNavigatorContextMenu.java:577)
    8. oracle.dbtools.unit_test.navigator.UtNavigatorContextMenu.handleEvent(UtNavigatorContextMenu.java:2374)
    8 frames
  3. oracle.ideimpl.controller
    MetaClassController.handleEvent
    1. oracle.ideimpl.controller.MetaClassController.handleEvent(MetaClassController.java:53)
    1 frame
  4. oracle.ide.controller
    IdeAction.actionPerformed
    1. oracle.ide.controller.IdeAction$ControllerDelegatingController.handleEvent(IdeAction.java:1482)
    2. oracle.ide.controller.IdeAction.performAction(IdeAction.java:663)
    3. oracle.ide.controller.IdeAction.actionPerformedImpl(IdeAction.java:1153)
    4. oracle.ide.controller.IdeAction.actionPerformed(IdeAction.java:618)
    4 frames
  5. Java RT
    EventQueue.dispatchEvent
    1. javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
    2. javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
    3. javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
    4. javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
    5. javax.swing.AbstractButton.doClick(AbstractButton.java:376)
    6. javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:833)
    7. javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:877)
    8. java.awt.Component.processMouseEvent(Component.java:6505)
    9. javax.swing.JComponent.processMouseEvent(JComponent.java:3321)
    10. java.awt.Component.processEvent(Component.java:6270)
    11. java.awt.Container.processEvent(Container.java:2229)
    12. java.awt.Component.dispatchEventImpl(Component.java:4861)
    13. java.awt.Container.dispatchEventImpl(Container.java:2287)
    14. java.awt.Component.dispatchEvent(Component.java:4687)
    15. java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4832)
    16. java.awt.LightweightDispatcher.processMouseEvent(Container.java:4492)
    17. java.awt.LightweightDispatcher.dispatchEvent(Container.java:4422)
    18. java.awt.Container.dispatchEventImpl(Container.java:2273)
    19. java.awt.Window.dispatchEventImpl(Window.java:2719)
    20. java.awt.Component.dispatchEvent(Component.java:4687)
    21. java.awt.EventQueue.dispatchEventImpl(EventQueue.java:735)
    22. java.awt.EventQueue.access$200(EventQueue.java:103)
    23. java.awt.EventQueue$3.run(EventQueue.java:694)
    24. java.awt.EventQueue$3.run(EventQueue.java:692)
    25. java.security.AccessController.doPrivileged(Native Method)
    26. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
    27. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
    28. java.awt.EventQueue$4.run(EventQueue.java:708)
    29. java.awt.EventQueue$4.run(EventQueue.java:706)
    30. java.security.AccessController.doPrivileged(Native Method)
    31. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
    32. java.awt.EventQueue.dispatchEvent(EventQueue.java:705)
    32 frames
  6. oracle.javatools.internal
    EventQueueWrapper.dispatchEvent
    1. oracle.javatools.internal.ui.EventQueueWrapper._dispatchEvent(EventQueueWrapper.java:169)
    2. oracle.javatools.internal.ui.EventQueueWrapper.dispatchEvent(EventQueueWrapper.java:151)
    2 frames
  7. Java RT
    EventDispatchThread.run
    1. java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
    2. java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
    3. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
    4. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
    5. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
    6. java.awt.EventDispatchThread.run(EventDispatchThread.java:91)
    6 frames