This Bugzilla instance is a read-only archive of historic NetBeans bug reports. To report a bug in NetBeans please follow the project's instructions for reporting issues.
Deadlock is seen when the lock AWTTreeLock held by paint method which internally calls Mutex$QueueCell.sleep which waits(long time) for signal and on the other hand other thread is waiting for the same AWTTreeLock.
Created attachment 163131 [details] Thread dunp