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

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via Oracle Community by 807595, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at undefined.PostScriptDisplay.paint(PostScriptDisplay.java:29)
at sun.awt.RepaintArea.paint(RepaintArea.java:177)
at sun.awt.windows.WComponentPeer.handleEvent(WComponentPeer.java:260)
at java.awt.Component.dispatchEventImpl(Component.java:3678)
at java.awt.Component.dispatchEvent(Component.java:3477)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:456)

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