java.lang.NullPointerException

Oracle Community | 807577 | 1 decade ago
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  1. 0

    internalframe , setmaximum( ) getting nullpointer exception

    Oracle Community | 1 decade ago | 807577
    java.lang.NullPointerException
  2. 0

    Unexpected Exception (NullPointerException) at IDE startup.

    Netbeans Bugzilla | 1 decade ago | ce10
    java.lang.NullPointerException
  3. 0

    Is this a bug in the JDK1.3.1 ?

    Oracle Community | 2 decades ago | 807582
    java.lang.NullPointerException
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  5. 0

    JInternalFrame setMaximum() and NullPointerException

    Oracle Community | 1 decade ago | 807587
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at javax.swing.DefaultDesktopManager.maximizeFrame()
    2. Java RT
      JInternalFrame.setMaximum
      1. javax.swing.DefaultDesktopManager.maximizeFrame(DefaultDesktopManager.java:90)
      2. javax.swing.plaf.basic.BasicInternalFrameUI.maximizeFrame(BasicInternalFrameUI.java:629)
      3. javax.swing.plaf.basic.BasicInternalFrameUI$InternalFramePropertyChangeListener.propertyChange(BasicInternalFrameUI.java:437)
      4. javax.swing.event.SwingPropertyChangeSupport.firePropertyChange(SwingPropertyChangeSupport.java:264)
      5. javax.swing.event.SwingPropertyChangeSupport.firePropertyChange(SwingPropertyChangeSupport.java:232)
      6. javax.swing.JComponent.firePropertyChange(JComponent.java:3814)
      7. javax.swing.JInternalFrame.setMaximum(JInternalFrame.java:964)
      7 frames
    3. Unknown
      mdiTest.main
      1. mdiTest.initComponents(mdiTest.java:59)
      2. mdiTest.<init>(mdiTest.java:21)
      3. mdiTest.main(mdiTest.java:136)
      3 frames