java.lang.NullPointerException

YouTrack | 7 months ago
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.intellij.codeInsight.hint.actions.ShowImplementationsAction.getElement()
    2. IDEA
      ActionMenu$MenuListenerImpl.menuSelected
      1. com.intellij.codeInsight.hint.actions.ShowImplementationsAction.getElement(ShowImplementationsAction.java:189)
      2. com.intellij.codeInsight.hint.actions.ShowImplementationsAction.update(ShowImplementationsAction.java:99)
      3. com.intellij.openapi.actionSystem.ex.ActionUtil.performDumbAwareUpdate(ActionUtil.java:123)
      4. com.intellij.openapi.actionSystem.impl.Utils.doUpdate(Utils.java:188)
      5. com.intellij.openapi.actionSystem.impl.Utils.updateGroupChild(Utils.java:265)
      6. com.intellij.openapi.actionSystem.impl.Utils.hasChildrenWithState(Utils.java:239)
      7. com.intellij.openapi.actionSystem.impl.Utils.hasEnabledChildren(Utils.java:209)
      8. com.intellij.openapi.actionSystem.impl.Utils.expandActionGroup(Utils.java:147)
      9. com.intellij.openapi.actionSystem.impl.Utils.expandActionGroup(Utils.java:86)
      10. com.intellij.openapi.actionSystem.impl.Utils.fillMenu(Utils.java:280)
      11. com.intellij.openapi.actionSystem.impl.ActionMenu.fillMenu(ActionMenu.java:324)
      12. com.intellij.openapi.actionSystem.impl.ActionMenu.access$600(ActionMenu.java:51)
      13. com.intellij.openapi.actionSystem.impl.ActionMenu$MenuListenerImpl.menuSelected(ActionMenu.java:278)
      13 frames
    3. Java RT
      JMenu.menuSelectionChanged
      1. javax.swing.JMenu.fireMenuSelected(JMenu.java:1037)
      2. javax.swing.JMenu$MenuChangeListener.stateChanged(JMenu.java:1117)
      3. javax.swing.DefaultButtonModel.fireStateChanged(DefaultButtonModel.java:349)
      4. javax.swing.DefaultButtonModel.setSelected(DefaultButtonModel.java:232)
      5. javax.swing.JMenu.setSelected(JMenu.java:305)
      6. javax.swing.JMenu.menuSelectionChanged(JMenu.java:1186)
      6 frames
    4. IDEA
      ActionMenu.menuSelectionChanged
      1. com.intellij.openapi.actionSystem.impl.ActionMenu.menuSelectionChanged(ActionMenu.java:240)
      1 frame
    5. Java RT
      EventQueue.dispatchEvent
      1. javax.swing.MenuSelectionManager.setSelectedPath(MenuSelectionManager.java:125)
      2. javax.swing.plaf.basic.BasicMenuUI$Handler.mouseEntered(BasicMenuUI.java:526)
      3. java.awt.Component.processMouseEvent(Component.java:6534)
      4. javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
      5. java.awt.Component.processEvent(Component.java:6290)
      6. java.awt.Container.processEvent(Container.java:2234)
      7. java.awt.Component.dispatchEventImpl(Component.java:4881)
      8. java.awt.Container.dispatchEventImpl(Container.java:2292)
      9. java.awt.Component.dispatchEvent(Component.java:4703)
      10. java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4898)
      11. java.awt.LightweightDispatcher.retargetMouseEnterExit(Container.java:4686)
      12. java.awt.LightweightDispatcher.trackMouseEnterExit(Container.java:4665)
      13. java.awt.LightweightDispatcher.processMouseEvent(Container.java:4514)
      14. java.awt.LightweightDispatcher.dispatchEvent(Container.java:4462)
      15. java.awt.Container.dispatchEventImpl(Container.java:2278)
      16. java.awt.Window.dispatchEventImpl(Window.java:2750)
      17. java.awt.Component.dispatchEvent(Component.java:4703)
      18. java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
      19. java.awt.EventQueue.access$500(EventQueue.java:97)
      20. java.awt.EventQueue$3.run(EventQueue.java:709)
      21. java.awt.EventQueue$3.run(EventQueue.java:703)
      22. java.security.AccessController.doPrivileged(Native Method)
      23. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
      24. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:86)
      25. java.awt.EventQueue$4.run(EventQueue.java:731)
      26. java.awt.EventQueue$4.run(EventQueue.java:729)
      27. java.security.AccessController.doPrivileged(Native Method)
      28. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
      29. java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
      29 frames
    6. IDEA
      IdeEventQueue.dispatchEvent
      1. com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:863)
      2. com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:695)
      3. com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:385)
      3 frames
    7. Java RT
      EventDispatchThread.run
      1. java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
      2. java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
      3. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
      4. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
      5. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
      6. java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
      6 frames