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java.lang.ClassCastException: sun.awt.image.BufImgSurfaceData at apple.laf.AquaImageFactory.drawCompleteButton(AquaImageFactory.java:306) at apple.laf.AquaButtonBorder.paintButton(AquaButtonBorder.java:230) at apple.laf.AquaButtonUI.paint(AquaButtonUI.java:376) at javax.swing.plaf.ComponentUI.update(ComponentUI.java:154) at javax.swing.JComponent.paintComponent(JComponent.java:742) at org.netbeans.swing.tabcontrol.plaf.BasicScrollingTabDisplayerUI$TimerButton.paintComponent (BasicScrollingTabDisplayerUI.java:346) at javax.swing.JComponent.paint(JComponent.java:1005) at javax.swing.JComponent.paintChildren(JComponent.java:842) at javax.swing.JComponent.paint(JComponent.java:1014) at javax.swing.JComponent.paintChildren(JComponent.java:842) at javax.swing.JComponent.paint(JComponent.java:1014) at javax.swing.JComponent.paintChildren(JComponent.java:842) at javax.swing.JComponent.paint(JComponent.java:1014) at javax.swing.JComponent._paintImmediately(JComponent.java:4881) at javax.swing.JComponent.paintImmediately(JComponent.java:4667) at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:477) [catch] at javax.swing.SystemEventQueueUtilities$ComponentWorkRequest.run (SystemEventQueueUtilities.java:114) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209) at java.awt.EventQueue.dispatchEvent(EventQueue.java:461) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:269) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:184) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:176) at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)
this is a BUG in apple JVM installing the last version (J2SE-5.0-Release4DeveloperPreview4) must be fixed