java.lang.NullPointerException

Coderanch | Punit Jain | 5 years ago
  1. 0

    how to auto update jcombobox?

    Coderanch | 5 years ago | Punit Jain
    java.lang.NullPointerException
  2. 0

    ComboBox NullPointerException

    Google Groups | 1 decade ago | newsguy
    java.lang.NullPointerException
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  4. 0
    samebug tip
    Assign onCickListener to imageView in ExpandableListView inside getChildView.
  5. 0
    samebug tip
    The Fragment was destroyed, and getActivity() returned null. Don't destroy the Fragment.

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at javax.swing.JComboBox.setModel()
    2. Java RT
      JComboBox.setModel
      1. javax.swing.JComboBox.setModel(Unknown Source)
      1 frame
    3. load
      Display$1.actionPerformed
      1. load.Display$1.actionPerformed(Display.java:37)
      1 frame
    4. Java RT
      AbstractButton.fireActionPerformed
      1. javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
      1 frame