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    • java.lang.NullPointerException at javax.swing.SwingUtilities.getWindowAncestor( at$AltProcessor.postProcessKeyEvent( at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent( at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent( at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions( at java.awt.DefaultKeyboardFocusManager.dispatchEvent( at java.awt.Component.dispatchEventImpl( at java.awt.Container.dispatchEventImpl( at java.awt.Window.dispatchEventImpl( at java.awt.Component.dispatchEvent( at java.awt.EventQueue.dispatchEvent( at java.awt.EventDispatchThread.pumpOneEventForHierarchy( at java.awt.EventDispatchThread.pumpEventsForHierarchy( at java.awt.EventDispatchThread.pumpEvents( at java.awt.EventDispatchThread.pumpEvents( at

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