java.lang.NullPointerException

Stack Overflow | Plumel | 7 months ago
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    Stack Overflow | 7 months ago | Plumel
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at PreviewButton.<init>()
    2. Unknown
      ConfigChanger$1.run
      1. PreviewButton.<init>(PreviewButton.java:179)
      2. MainFrame.<init>(MainFrame.java:61)
      3. ConfigChanger$1.run(ConfigChanger.java:11)
      3 frames
    3. Java RT
      EventDispatchThread.run
      1. java.awt.event.InvocationEvent.dispatch(Unknown Source)
      2. java.awt.EventQueue.dispatchEventImpl(Unknown Source)
      3. java.awt.EventQueue.access$500(Unknown Source)
      4. java.awt.EventQueue$3.run(Unknown Source)
      5. java.awt.EventQueue$3.run(Unknown Source)
      6. java.security.AccessController.doPrivileged(Native Method)
      7. java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
      8. java.awt.EventQueue.dispatchEvent(Unknown Source)
      9. java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
      10. java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
      11. java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
      12. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      13. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      14. java.awt.EventDispatchThread.run(Unknown Source)
      14 frames