java.lang.NullPointerException

GitHub | ReneKuzica | 2 months ago
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    NullPointer exception when trying to edit an empty jpa diagram

    java.net Bugzilla | 3 years ago | christianlerch
    java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.netbeans.modeler.component.ModelerPanelTopComponent.initLookup()
    2. org.netbeans.modeler
      ModelerFileActionListener.lambda$actionPerformed$0
      1. org.netbeans.modeler.component.ModelerPanelTopComponent.initLookup(ModelerPanelTopComponent.java:112)
      2. org.netbeans.modeler.component.ModelerPanelTopComponent.init(ModelerPanelTopComponent.java:92)
      3. org.netbeans.modeler.specification.model.file.action.ModelerFileActionListener.openModelerFile(ModelerFileActionListener.java:140)
      4. org.netbeans.modeler.specification.model.file.action.ModelerFileActionListener.openModelerFile(ModelerFileActionListener.java:72)
      5. org.netbeans.modeler.specification.model.file.action.ModelerFileActionListener.openModelerFile(ModelerFileActionListener.java:64)
      6. org.netbeans.modeler.specification.model.file.action.ModelerFileActionListener.lambda$actionPerformed$0(ModelerFileActionListener.java:59)
      6 frames
    3. Java RT
      EventQueue.dispatchEvent
      1. java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
      2. java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
      3. java.awt.EventQueue.access$500(EventQueue.java:97)
      4. java.awt.EventQueue$3.run(EventQueue.java:709)
      5. java.awt.EventQueue$3.run(EventQueue.java:703)
      6. java.security.AccessController.doPrivileged(Native Method)
      7. java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
      8. java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
      8 frames
    4. org.netbeans.core
      TimableEventQueue.dispatchEvent
      1. org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
      1 frame
    5. 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