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via Oracle Community by 807593, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at Main.mouseDown(Main.java:88)	at java.awt.Component.handleEvent(Component.java:5245)	at java.awt.Component.postEvent(Component.java:3806)	at java.awt.Component.dispatchEventImpl(Component.java:3542)	at java.awt.Container.dispatchEventImpl(Container.java:1437)	at java.awt.Component.dispatchEvent(Component.java:3367)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:445)	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:190)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:144)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:130)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:98)