java.lang.NullPointerException

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  • Null pointer Exception
    via by Keshava murthy S,
  • Windows 98 crash in thread main
    via by 807606,
  • java.lang.NullPointerException at javax.swing.MultiUIDefaults.getUIError(Unknown Source) at javax.swing.UIDefaults.getUI(Unknown Source) at javax.swing.UIManager.getUI(Unknown Source) at javax.swing.JPanel.updateUI(Unknown Source) at javax.swing.JPanel.<init>(Unknown Source) at javax.swing.JPanel.<init>(Unknown Source) at javax.swing.JPanel.<init>(Unknown Source) at javax.swing.JRootPane.createGlassPane(Unknown Source) at javax.swing.JRootPane.<init>(Unknown Source) at javax.swing.JDialog.createRootPane(Unknown Source) at javax.swing.JDialog.dialogInit(Unknown Source) at javax.swing.JDialog.<init>(Unknown Source) at javax.swing.JDialog.<init>(Unknown Source) at org.jdesktop.jdic.tray.internal.impl.WinTrayIconService$PopupParent.<init>(Unk nown Source) at org.jdesktop.jdic.tray.internal.impl.WinTrayIconService.<init>(Unknown Source) at org.jdesktop.jdic.tray.internal.impl.ServiceManagerStub.getService(Unknown Source) at org.jdesktop.jdic.tray.internal.ServiceManager.getService(Unknown Source) at org.jdesktop.jdic.tray.TrayIcon.<init>(Unknown Source) at org.jdesktop.jdic.tray.TrayIcon.<init>(Unknown Source) at com.jivesoftware.LoginDialog.<init>(LoginDialog.java:92) at com.jivesoftware.Spark.<init>(Spark.java:52) at com.jivesoftware.Spark.<init>(Spark.java:37) at com.jivesoftware.Spark$1.run(Spark.java:117) at java.awt.event.InvocationEvent.dispatch(Unknown Source) at java.awt.EventQueue.dispatchEvent(Unknown Source) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.run(Unknown Source) Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException at javax.swing.MultiUIDefaults.getUIError(Unknown Source) at javax.swing.UIDefaults.getUI(Unknown Source) at javax.swing.UIManager.getUI(Unknown Source) at javax.swing.JPanel.updateUI(Unknown Source) at javax.swing.JPanel.<init>(Unknown Source) at javax.swing.JPanel.<init>(Unknown Source) at javax.swing.JPanel.<init>(Unknown Source) at javax.swing.JRootPane.createGlassPane(Unknown Source) at javax.swing.JRootPane.<init>(Unknown Source) at javax.swing.JFrame.createRootPane(Unknown Source) at javax.swing.JFrame.frameInit(Unknown Source) at javax.swing.JFrame.<init>(Unknown Source) at com.jivesoftware.Spark.<init>(Spark.java:53) at com.jivesoftware.Spark.<init>(Spark.java:37) at com.jivesoftware.Spark$1.run(Spark.java:117) at java.awt.event.InvocationEvent.dispatch(Unknown Source) at java.awt.EventQueue.dispatchEvent(Unknown Source) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.run(Unknown Source)
    via by Derek DeMoro,
  • jconsole doesn't launch emitting NPE
    via by 800351,
    • java.lang.NullPointerException at java.awt.Window.init(Unknown Source) at java.awt.Window.<init>(Unknown Source) at java.awt.Frame.<init>(Unknown Source) at java.awt.Frame.<init>(Unknown Source) at javax.swing.JFrame.<init>(Unknown Source) at Mantra.awt.UBSFrame.<init>(UBSFrame.java:11)

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