JOSM error after detaching external screen

[kocio]

What steps will reproduce the problem?

1. Use JOSM on external screen
2. Detach external screen with JJOSM running.

What is the expected result?

Window should relocate do internal screen.

What happens instead?

The error window appears.

Please provide any additional information below. Attach a screenshot if possible.

URL:http://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2016-09-06 00:16:07 +0200 (Tue, 06 Sep 2016)
Build-Date:2016-09-05 22:21:00
Revision:10966
Relative:URL: ^/trunk

Identification: JOSM/1.5 (10966 pl) Linux Ubuntu 16.04.1 LTS
Memory Usage: 490 MB / 1707 MB (103 MB allocated, but free)
Java version: 1.8.0_91-8u91-b14-3ubuntu1~16.04.1-b14, Oracle Corporation, OpenJDK 64-Bit Server VM
Screen: :0.0 1366x768, :0.1 1920x1080
Maximum Screen Size: 1920x1080
Java package: openjdk-8-jre:amd64-8u91-b14-3ubuntu1~16.04.1
WebStart package: icedtea-netx:amd64-1.6.2-3ubuntu1i386-
Java ATK Wrapper package: libatk-wrapper-java:-
VM arguments: [-Dicedtea-web.bin.name=javaws, -Dicedtea-web.bin.location=/usr/bin/javaws, -Djava.security.manager, -Djava.security.policy=/etc/icedtea-web/javaws.policy]
Dataset consistency test: No problems found

Plugins:
+ BuildingGeneralization (1010)
+ OpeningHoursEditor (32699)
+ Tracer2 (32788)
+ apache-commons (32699)
+ apache-http (32699)
+ buildings_tools (32796)
+ conflation (0.2.0)
+ continuosDownload (53)
+ contourmerge (1022)
+ er-20160111 (1451307386)
+ josm-config (1449603193)
+ jts (32699)
+ log4j (32699)
+ pbf (32865)
+ pt_assistant (32895)
+ public_transport (32796)
+ reltoolbox (32796)
+ reverter (32796)
+ spline_drawing_tool (1430234606)
+ tagging-preset-tester (32869)
+ terracer (32699)
+ undelete (32699)
+ utilsplugin2 (32815)

Map paint styles:
- https://github.com/bastik/mapcss-tools/raw/osm/mapnik2mapcss/osm-results/mapnik.zip

Last errors/warnings:
- W: Plugin seems to be adding listener during mapFrameInitialized(): DrawSplineAction#<init>. Layer listeners should be set on plugin load.
- W: Unable to initialize OpeningHourTest because no JavaScript engine has been found
- W: Unable to initialize OpeningHourTest because no JavaScript engine has been found


=== REPORTED CRASH DATA ===
BugReportExceptionHandler#handleException:
No data collected.

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: AWT-EventQueue-1 (21) of JOSM
java.lang.ClassCastException: sun.awt.image.BufImgSurfaceData cannot be cast to sun.java2d.xr.XRSurfaceData
	at sun.java2d.xr.XRPMBlitLoops.cacheToTmpSurface(XRPMBlitLoops.java:145)
	at sun.java2d.xr.XrSwToPMBlit.Blit(XRPMBlitLoops.java:353)
	at sun.java2d.pipe.DrawImage.blitSurfaceData(DrawImage.java:959)
	at sun.java2d.pipe.DrawImage.renderImageCopy(DrawImage.java:577)
	at sun.java2d.pipe.DrawImage.copyImage(DrawImage.java:67)
	at sun.java2d.pipe.DrawImage.copyImage(DrawImage.java:1014)
	at sun.java2d.SunGraphics2D.drawImage(SunGraphics2D.java:3318)
	at sun.java2d.SunGraphics2D.drawImage(SunGraphics2D.java:3296)
	at com.sun.java.swing.plaf.gtk.GTKEngine.finishPainting(GTKEngine.java:606)
	at com.sun.java.swing.plaf.gtk.GTKEngine.finishPainting(GTKEngine.java:580)
	at com.sun.java.swing.plaf.gtk.GTKPainter.paintToolBarBackground(GTKPainter.java:121)
	at javax.swing.plaf.synth.SynthPainter.paintToolBarBackground(SynthPainter.java:2082)
	at javax.swing.plaf.synth.SynthToolBarUI.update(SynthToolBarUI.java:215)
	at javax.swing.JComponent.paintComponent(JComponent.java:780)
	at javax.swing.JComponent.paint(JComponent.java:1056)
	at javax.swing.JComponent.paintChildren(JComponent.java:889)
	at javax.swing.JComponent.paint(JComponent.java:1065)
	at javax.swing.JComponent.paintChildren(JComponent.java:889)
	at javax.swing.JComponent.paint(JComponent.java:1065)
	at javax.swing.JLayeredPane.paint(JLayeredPane.java:586)
	at javax.swing.JComponent.paintChildren(JComponent.java:889)
	at javax.swing.JComponent.paintToOffscreen(JComponent.java:5217)
	at javax.swing.BufferStrategyPaintManager.paint(BufferStrategyPaintManager.java:290)
	at javax.swing.RepaintManager.paint(RepaintManager.java:1272)
	at javax.swing.JComponent.paint(JComponent.java:1042)
	at java.awt.GraphicsCallback$PaintCallback.run(GraphicsCallback.java:39)
	at sun.awt.SunGraphicsCallback.runOneComponent(SunGraphicsCallback.java:79)
	at sun.awt.SunGraphicsCallback.runComponents(SunGraphicsCallback.java:116)
	at java.awt.Container.paint(Container.java:1975)
	at java.awt.Window.paint(Window.java:3912)
	at javax.swing.RepaintManager$4.run(RepaintManager.java:842)
	at javax.swing.RepaintManager$4.run(RepaintManager.java:814)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
	at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:814)
	at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:789)
	at javax.swing.RepaintManager.prePaintDirtyRegions(RepaintManager.java:738)
	at javax.swing.RepaintManager.access$1200(RepaintManager.java:64)
	at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1732)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
	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:76)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
	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)

[Klumbumbus]

Closed as duplicate of #11002.
see ticket:11002#comment:16