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NullPointerException on Multimonitor environment #525

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svennissel opened this issue Jul 9, 2018 · 3 comments
Closed

NullPointerException on Multimonitor environment #525

svennissel opened this issue Jul 9, 2018 · 3 comments
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bug
Milestone
1.4.11

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@svennissel
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System: Windows 10
Monitors: 3 with different resolutions
Java Version: 8
Sometimes on loading big files an moving mouse same time i get a NullPointerException
`java.lang.NullPointerException

           at java.awt.Component.findUnderMouseInWindow(Component.java:1349)

           at java.awt.Component.getMousePosition(Component.java:1397)

           at org.jdesktop.swingx.rollover.RolloverProducer.updateRollover(RolloverProducer.java:216)

           at org.jdesktop.swingx.rollover.RolloverProducer.componentMoved(RolloverProducer.java:209)

           at java.awt.AWTEventMulticaster.componentMoved(AWTEventMulticaster.java:169)

           at java.awt.Component.processComponentEvent(Component.java:6368)

           at java.awt.Component.processEvent(Component.java:6319)

           at java.awt.Container.processEvent(Container.java:2239)

           at java.awt.Component.dispatchEventImpl(Component.java:4889)

           at java.awt.Container.dispatchEventImpl(Container.java:2297)

           at java.awt.Component.dispatchEvent(Component.java:4711)

           at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:760)

           at java.awt.EventQueue.access$500(EventQueue.java:97)

           at java.awt.EventQueue$3.run(EventQueue.java:709)

           at java.awt.EventQueue$3.run(EventQueue.java:703)

           at java.security.AccessController.doPrivileged(Native Method)

           at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)

           at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:84)

           at java.awt.EventQueue$4.run(EventQueue.java:733)

           at java.awt.EventQueue$4.run(EventQueue.java:731)

           at java.security.AccessController.doPrivileged(Native Method)

           at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)

           at java.awt.EventQueue.dispatchEvent(EventQueue.java:730)

           at pl.otros.logview.exceptionshandler.EventQueueProxy.dispatchEvent(EventQueueProxy.java:26)

           at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)

           at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)

           at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)

           at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)

           at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)

           at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)`

I seams to be a AWT Bug: https://bugs.java.com/bugdatabase/view_bug.do?bug_id=6840067
@otros-systems otros-systems added this to the 1.4.11 milestone Jul 9, 2018
otros-systems pushed a commit that referenced this issue Jul 9, 2018
@svennissel @otros-systems
Dual screen Monitor support with different resolutions #508 (#524)
42b3962 
* Dual screen Monitor support with different resolutions #508

The JFrame will displayed on primary monitor. If the second monitor
is bigger the last position can be negative.

* NullPointerException on Multimonitor environment #525

Do not throw Exception only log warning.
@svennissel
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Why didn't you merge 35451ff? I got often the NullPointerException with the application.

@otros-systems
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It is merged. @svennissel can you check if master is working fine?

@svennissel
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I have tested it some days and i found the warning in the log. The fix works for me

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