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via Oracle Community by 807595, 1 year ago
Do not use GUIMaze.add() use GUIMaze .getContentPane().add() instead
via Oracle Community by 807597, 2 years ago
Do not use lab1.add() use lab1.getContentPane().add() instead
via Coderanch by Mitchell Mock, 1 year ago
Do not use javax.swing.JFrame.add() use javax.swing.JFrame.getContentPane().add() instead
via Google Groups by Fuddzy, 8 months ago
Do not use javax.swing.JFrame.add() use javax.swing.JFrame.getContentPane().add() instead
via Google Groups by Tobias Müller, 6 months ago
Do not use javax.swing.JFrame.add() use javax.swing.JFrame.getContentPane().add() instead
via Stack Overflow by Extorcs
, 7 months ago
Do not use javax.swing.JFrame.add() use javax.swing.JFrame.getContentPane().add() instead
java.lang.Error: Do not use GUIMaze.add() use GUIMaze.getContentPane().add() instead at javax.swing.JFrame.createRootPaneException(JFrame.java:458) at javax.swing.JFrame.addImpl(JFrame.java:484) at java.awt.Container.add(Container.java:307) at GUIMaze.<init>(GUIMaze.java:72) at MazeDriver.main(MazeDriver.java:18)