java.lang.NullPointerException: This exception has no message.

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via Oracle Community by 807577, 1 year ago
This exception has no message.
via Oracle Community by 807577, 1 year ago
java.lang.NullPointerException:
at javax.swing.plaf.basic.BasicPopupMenuUI$MenuKeyboardHelper.addUIInputMap(BasicPopupMenuUI.java:843)
at javax.swing.plaf.basic.BasicPopupMenuUI$MenuKeyboardHelper.stateChanged(BasicPopupMenuUI.java:960)
at javax.swing.MenuSelectionManager.fireStateChanged(MenuSelectionManager.java:158)
at javax.swing.MenuSelectionManager.setSelectedPath(MenuSelectionManager.java:86)
at com.sun.java.swing.plaf.gtk.SynthMenuUI$MouseInputHandler.mousePressed(SynthMenuUI.java:313)
at java.awt.Component.processMouseEvent(Component.java:5090)
at java.awt.Component.processEvent(Component.java:4890)
at java.awt.Container.processEvent(Container.java:1566)
at java.awt.Component.dispatchEventImpl(Component.java:3598)
at java.awt.Container.dispatchEventImpl(Container.java:1623)
at java.awt.Component.dispatchEvent(Component.java:3439)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:3450)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3162)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3095)
at java.awt.Container.dispatchEventImpl(Container.java:1609)
at java.awt.Window.dispatchEventImpl(Window.java:1585)
at java.awt.Component.dispatchEvent(Component.java:3439)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:450)
at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:197)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:144)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:136)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:99)

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