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

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via Oracle Community by 807554, 1 year ago
This exception has no message.
java.lang.NullPointerExceptionjava.lang.NullPointerException: 	at PaintFrame$DialogOpen.(PaintFrame.java:221)	at PaintFrame$DialogOpen.(PaintFrame.java:221)	at PaintFrame$MenuListener.actionPerformed(PaintFrame.java:164)	at PaintFrame$MenuListener.actionPerformed(PaintFrame.java:164)	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1767)	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1767)	at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1820)	at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1820)	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:419)	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:419)