java.lang.NullPointerException

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