java.lang.NullPointerException

Coderanch | sonu arora | 1 decade ago
  1. 0

    NullPoniter Exception while Adding in JComboBox

    Oracle Community | 1 decade ago | 843805
    java.lang.NullPointerException
  2. 0

    NullPoniter Exception while Adding in JComboBox

    Coderanch | 1 decade ago | sonu arora
    java.lang.NullPointerException
  3. 0

    NPE under JDK 7

    GitHub | 4 years ago | vonnieda
    java.lang.NullPointerException
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  5. 0

    Error in JComboBox with JDK 1.7

    Oracle Community | 5 years ago | Rubens
    java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at javax.swing.plaf.basic.BasicComboBoxUI$ListDataHandler.contentsChanged()
    2. Java RT
      JComboBox.addItem
      1. javax.swing.plaf.basic.BasicComboBoxUI$ListDataHandler.contentsChanged(Unknown Source)
      2. javax.swing.plaf.basic.BasicComboBoxUI$ListDataHandler.intervalAdded(Unknown Source)
      3. javax.swing.AbstractListModel.fireIntervalAdded(Unknown Source)
      4. javax.swing.DefaultComboBoxModel.addElement(Unknown Source)
      5. javax.swing.JComboBox.addItem(Unknown Source)
      5 frames
    3. sync.client.contactmgmt
      CaseGeneral.handleResponse
      1. sync.client.contactmgmt.activity.CaseGeneral.handleResponse(CaseGeneral.java:1382)
      1 frame
    4. sync.client.gateway
      UniversalGateway$1.run
      1. sync.client.gateway.ServerProxy.handleResponse(ServerProxy.java:96)
      2. sync.client.gateway.UniversalGateway$1.run(UniversalGateway.java:142)
      2 frames
    5. Java RT
      EventDispatchThread.run
      1. java.awt.event.InvocationEvent.dispatch(Unknown Source)
      2. java.awt.EventQueue.dispatchEvent(Unknown Source)
      3. java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source)
      4. java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
      5. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      6. java.awt.EventDispatchThread.pumpEvents(Unknown Source)
      7. java.awt.EventDispatchThread.run(Unknown Source)
      7 frames