java.lang.NullPointerException

Coderanch | James Howerton | 7 years ago
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    JDesktopPane creates inner frame menuItem actionPerformed does not.

    Coderanch | 7 years ago | James Howerton
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at application1.CreateNewGuide.CreateNewFrame()
    2. application1
      CreateNewGuide.CreateNewFrame
      1. application1.CreateNewGuide.CreateNewFrame(CreateNewGuide.java:58)
      1 frame
    3. menu
      Menu$3.actionPerformed
      1. menu.MenuActions.createGuideInternalFrame(MenuActions.java:115)
      2. menu.Menu$3.actionPerformed(Menu.java:135)
      2 frames
    4. Java RT
      DefaultButtonModel.fireActionPerformed
      1. javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995)
      2. javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318)
      3. javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387)
      3 frames