java.lang.NullPointerException
	at
org.openide.explorer.view.TreeView$ExplorerTree$SearchFieldListener.keyPre
ssed(TreeView.java:1317)
	at java.awt.Component.processKeyEvent(Component.java:5058)
	at javax.swing.JComponent.processKeyEvent(JComponent.java:2388)
	at
org.openide.explorer.view.TreeView$3.processKeyEvent(TreeView.java:1226)
	at java.awt.Component.processEvent(Component.java:4909)
	at java.awt.Container.processEvent(Container.java:1569)
	at java.awt.Component.dispatchEventImpl(Component.java:3615)
	at java.awt.Container.dispatchEventImpl(Container.java:1627)
	at java.awt.Component.dispatchEvent(Component.java:3477)
	at
java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:17
13)
	at
java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocus
Manager.java:627)
	at
java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFo
cusManager.java:831)
	at
java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFo
cusManager.java:741)