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via hsqldb by nobody
, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at org.hsqldb.util.DatabaseManager.refreshTree(Unknown Source)	at org.hsqldb.util.DatabaseManager.actionPerformed(Unknown Source)	at java.awt.MenuItem.processActionEvent(MenuItem.java:588)	at java.awt.MenuItem.processEvent(MenuItem.java:548)	at java.awt.MenuComponent.dispatchEventImpl(MenuComponent.java:285)	at java.awt.MenuComponent.dispatchEvent(MenuComponent.java:273)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:447)	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:190)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:144)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:130)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:98)