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java.lang.NullPointerException: 	at javax.swing.plaf.synth.SynthLookAndFeel$Handler.repaintIfBackgroundsDiffer(SynthLookAndFeel.java:965)	at javax.swing.plaf.synth.SynthLookAndFeel$Handler.propertyChange(SynthLookAndFeel.java:926)	at java.beans.PropertyChangeSupport.fire(PropertyChangeSupport.java:335)	at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:327)	at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:263)	at java.awt.KeyboardFocusManager.firePropertyChange(KeyboardFocusManager.java:1426)	at java.awt.KeyboardFocusManager.setGlobalFocusOwner(KeyboardFocusManager.java:572)	at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:590)	at java.awt.Component.dispatchEventImpl(Component.java:4742)	at java.awt.Container.dispatchEventImpl(Container.java:2287)	at java.awt.Component.dispatchEvent(Component.java:4698)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:735)	at java.awt.EventQueue.access$200(EventQueue.java:103)	at java.awt.EventQueue$3.run(EventQueue.java:694)	at java.awt.EventQueue$3.run(EventQueue.java:692)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)	at java.awt.EventQueue$4.run(EventQueue.java:708)	at java.awt.EventQueue$4.run(EventQueue.java:706)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:705)	at java.awt.SentEvent.dispatch(SentEvent.java:70)	at java.awt.DefaultKeyboardFocusManager$DefaultKeyboardFocusManagerSentEvent.dispatch(DefaultKeyboardFocusManager.java:216)	at java.awt.DefaultKeyboardFocusManager.sendMessage(DefaultKeyboardFocusManager.java:243)	at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:687)	at java.awt.Component.dispatchEventImpl(Component.java:4742)	at java.awt.Container.dispatchEventImpl(Container.java:2287)	at java.awt.Window.dispatchEventImpl(Window.java:2719)	at java.awt.Component.dispatchEvent(Component.java:4698)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:735)	at java.awt.EventQueue.access$200(EventQueue.java:103)	at java.awt.EventQueue$3.run(EventQueue.java:694)	at java.awt.EventQueue$3.run(EventQueue.java:692)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)	at java.awt.EventQueue$4.run(EventQueue.java:708)	at java.awt.EventQueue$4.run(EventQueue.java:706)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:705)	at java.awt.SequencedEvent.dispatch(SequencedEvent.java:128)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:733)	at java.awt.EventQueue.access$200(EventQueue.java:103)	at java.awt.EventQueue$3.run(EventQueue.java:694)	at java.awt.EventQueue$3.run(EventQueue.java:692)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)	at java.awt.EventQueue$4.run(EventQueue.java:708)	at java.awt.EventQueue$4.run(EventQueue.java:706)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:705)	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:154)	at java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:182)	at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:221)	at java.security.AccessController.doPrivileged(Native Method)	at java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:219)	at java.awt.Dialog.show(Dialog.java:1082)	at java.awt.Component.show(Component.java:1655)	at java.awt.Component.setVisible(Component.java:1607)	at java.awt.Window.setVisible(Window.java:1014)	at java.awt.Dialog.setVisible(Dialog.java:1005)	at gov.wreckingball.wbs.MissionPlannerConsole.Main.runMain(Main.java:88)	at gov.wreckingball.wbs.MissionPlannerConsole.Main.access$000(Main.java:17)