java.lang.NullPointerException

Stack Overflow | Matrix | 10 months ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at ms_main.MS_Qry.getData()
  2. ms_main
    MS_Main_Table$4.actionPerformed
    1. ms_main.MS_Qry.getData(MS_Qry.java:28)
    2. ms_main.MS_Main_Table.ddSerch1ActionPerformed(MS_Main_Table.java:567)
    3. ms_main.MS_Main_Table.access$300(MS_Main_Table.java:12)
    4. ms_main.MS_Main_Table$4.actionPerformed(MS_Main_Table.java:352)
    4 frames
  3. Java RT
    JComboBox.addItem
    1. javax.swing.JComboBox.fireActionEvent(JComboBox.java:1260)
    2. javax.swing.JComboBox.contentsChanged(JComboBox.java:1331)
    3. javax.swing.AbstractListModel.fireContentsChanged(AbstractListModel.java:118)
    4. javax.swing.DefaultComboBoxModel.setSelectedItem(DefaultComboBoxModel.java:93)
    5. javax.swing.DefaultComboBoxModel.addElement(DefaultComboBoxModel.java:131)
    6. javax.swing.JComboBox.addItem(JComboBox.java:718)
    6 frames
  4. ms_main
    MS_Main_Table$6.run
    1. ms_main.MS_Main_Table.comboLord(MS_Main_Table.java:39)
    2. ms_main.MS_Main_Table.<init>(MS_Main_Table.java:24)
    3. ms_main.MS_Main_Table$6.run(MS_Main_Table.java:602)
    3 frames
  5. Java RT
    EventDispatchThread.run
    1. java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:312)
    2. java.awt.EventQueue.dispatchEventImpl(EventQueue.java:733)
    3. java.awt.EventQueue.access$200(EventQueue.java:103)
    4. java.awt.EventQueue$3.run(EventQueue.java:694)
    5. java.awt.EventQueue$3.run(EventQueue.java:692)
    6. java.security.AccessController.doPrivileged(Native Method)
    7. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
    8. java.awt.EventQueue.dispatchEvent(EventQueue.java:703)
    9. java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
    10. java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
    11. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
    12. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
    13. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
    14. java.awt.EventDispatchThread.run(EventDispatchThread.java:91)
    14 frames