java.lang.NullPointerException

Exception #2552796

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Solutions on the web8

  • via Unknown by 807587,
  • via Unknown by 807582,
  • Stack trace

    • java.lang.NullPointerException at javax.swing.DefaultDesktopManager.maximizeFrame(Unknown Source) at javax.swing.plaf.basic.BasicInternalFrameUI.maximizeFrame(Unknown Source) at javax.swing.plaf.basic.BasicInternalFrameUI$InternalFramePropertyChangeListener.propertyChange(Unknown Source) at javax.swing.event.SwingPropertyChangeSupport.firePropertyChange(Unknown Source) at javax.swing.event.SwingPropertyChangeSupport.firePropertyChange(Unknown Source) at javax.swing.JComponent.firePropertyChange(Unknown Source) at javax.swing.JInternalFrame.setMaximum(Unknown Source) at com.jim.league.view.CreateLeagueFrame.init(CreateLeagueFrame.java:38)

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