java.lang.NullPointerException

Coderanch | Pradeep | 10 years ago
tip
Click on the to mark the solution that helps you, Samebug will learn from it.
As a community member, you’ll be rewarded for you help.
  1. 0

    Exception in thread "AWT-EventQueue-0"

    Coderanch | 10 years ago | Pradeep
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.cisco.dca.TableSorter.checkModel()
    2. com.cisco.dca
      TableHeaderSorter.mouseClicked
      1. com.cisco.dca.TableSorter.checkModel(TableSorter.java:146)
      2. com.cisco.dca.TableSorter.sort(TableSorter.java:152)
      3. com.cisco.dca.TableSorter.sortByColumn(TableSorter.java:201)
      4. com.cisco.dca.TableHeaderSorter.mouseClicked(TableSorter.java:231)
      4 frames
    3. Java RT
      EventDispatchThread.run
      1. java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:212)
      2. java.awt.Component.processMouseEvent(Component.java:5504)
      3. javax.swing.JComponent.processMouseEvent(JComponent.java:3135)
      4. java.awt.Component.processEvent(Component.java:5266)
      5. java.awt.Container.processEvent(Container.java:1966)
      6. java.awt.Component.dispatchEventImpl(Component.java:3968)
      7. java.awt.Container.dispatchEventImpl(Container.java:2024)
      8. java.awt.Component.dispatchEvent(Component.java:3803)
      9. java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4212)
      10. java.awt.LightweightDispatcher.processMouseEvent(Container.java:3901)
      11. java.awt.LightweightDispatcher.dispatchEvent(Container.java:3822)
      12. java.awt.Container.dispatchEventImpl(Container.java:2010)
      13. java.awt.Window.dispatchEventImpl(Window.java:1778)
      14. java.awt.Component.dispatchEvent(Component.java:3803)
      15. java.awt.EventQueue.dispatchEvent(EventQueue.java:463)
      16. java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242)
      17. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
      18. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
      19. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
      20. java.awt.EventDispatchThread.run(EventDispatchThread.java:110)
      20 frames