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via Oracle Community by henry_az, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at javax.swing.plaf.basic.BasicTableUI.createTableSize(BasicTableUI.java:1646)	at javax.swing.plaf.basic.BasicTableUI.getPreferredSize(BasicTableUI.java:1687)	at javax.swing.JComponent.getPreferredSize(JComponent.java:1634)	at javax.swing.ScrollPaneLayout.layoutContainer(ScrollPaneLayout.java:769)	at java.awt.Container.layout(Container.java:1421)	at java.awt.Container.doLayout(Container.java:1410)	at java.awt.Container.validateTree(Container.java:1507)	at java.awt.Container.validateTree(Container.java:1513)	at java.awt.Container.validateTree(Container.java:1513)	at java.awt.Container.validateTree(Container.java:1513)	at java.awt.Container.validateTree(Container.java:1513)	at java.awt.Container.validateTree(Container.java:1513)	at java.awt.Container.validateTree(Container.java:1513)	at java.awt.Container.validateTree(Container.java:1513)	at java.awt.Container.validate(Container.java:1480)	at javax.swing.RepaintManager.validateInvalidComponents(RepaintManager.java:669)	at javax.swing.SystemEventQueueUtilities$ComponentWorkRequest.run(SystemEventQueueUtilities.java:124)	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:641)	at java.awt.EventQueue.access$000(EventQueue.java:84)	at java.awt.EventQueue$1.run(EventQueue.java:602)	at java.awt.EventQueue$1.run(EventQueue.java:600)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:611)	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)