java.lang.NullPointerException

kmttg | gboakland | 2 years ago
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  1. 0

    New Install problems.

    kmttg | 2 years ago | gboakland
    java.lang.NullPointerException
  2. 0

    Java JRE 1.7 JCombobox<E> setSelectedItem(Object anObject) is not working properly?

    Stack Overflow | 4 years ago | sanjay
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.apple.laf.AquaComboBoxUI$1.itemStateChanged()
    2. Java RT
      JComboBox.setSelectedItem
      1. com.apple.laf.AquaComboBoxUI$1.itemStateChanged(AquaComboBoxUI.java:97)
      2. javax.swing.JComboBox.fireItemStateChanged(JComboBox.java:1223)
      3. javax.swing.JComboBox.selectedItemChanged(JComboBox.java:1280)
      4. javax.swing.JComboBox.contentsChanged(JComboBox.java:1329)
      5. javax.swing.AbstractListModel.fireContentsChanged(AbstractListModel.java:118)
      6. javax.swing.DefaultComboBoxModel.setSelectedItem(DefaultComboBoxModel.java:93)
      7. javax.swing.JComboBox.setSelectedItem(JComboBox.java:576)
      7 frames
    3. com.tivo.kmttg
      gui$25.actionPerformed
      1. com.tivo.kmttg.gui.configMain.read(configMain.java:881)
      2. com.tivo.kmttg.gui.configMain.display(configMain.java:162)
      3. com.tivo.kmttg.gui.gui$25.actionPerformed(gui.java:1022)
      3 frames
    4. Java RT
      EventDispatchThread.run
      1. javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
      2. javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2346)
      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. com.apple.laf.AquaMenuItemUI.doClick(AquaMenuItemUI.java:157)
      8. javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:877)
      9. java.awt.Component.processMouseEvent(Component.java:6525)
      10. javax.swing.JComponent.processMouseEvent(JComponent.java:3321)
      11. java.awt.Component.processEvent(Component.java:6290)
      12. java.awt.Container.processEvent(Container.java:2234)
      13. java.awt.Component.dispatchEventImpl(Component.java:4881)
      14. java.awt.Container.dispatchEventImpl(Container.java:2292)
      15. java.awt.Component.dispatchEvent(Component.java:4703)
      16. java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4898)
      17. java.awt.LightweightDispatcher.processMouseEvent(Container.java:4533)
      18. java.awt.LightweightDispatcher.dispatchEvent(Container.java:4462)
      19. java.awt.Container.dispatchEventImpl(Container.java:2278)
      20. java.awt.Window.dispatchEventImpl(Window.java:2739)
      21. java.awt.Component.dispatchEvent(Component.java:4703)
      22. java.awt.EventQueue.dispatchEventImpl(EventQueue.java:746)
      23. java.awt.EventQueue.access$400(EventQueue.java:97)
      24. java.awt.EventQueue$3.run(EventQueue.java:697)
      25. java.awt.EventQueue$3.run(EventQueue.java:691)
      26. java.security.AccessController.doPrivileged(Native Method)
      27. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
      28. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:86)
      29. java.awt.EventQueue$4.run(EventQueue.java:719)
      30. java.awt.EventQueue$4.run(EventQueue.java:717)
      31. java.security.AccessController.doPrivileged(Native Method)
      32. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
      33. java.awt.EventQueue.dispatchEvent(EventQueue.java:716)
      34. java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
      35. java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
      36. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
      37. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
      38. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
      39. java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
      39 frames