id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
8671	IllegalArgumentException ('Comparison method violates its general contract') while painting osm styled map (Java 7)	positron96	team	"What steps will reproduce the problem?
 1. Uploaded a changeset.
 2. After ""Uploading..."" window disappeared a bug window appeared.

What is the expected result?
JOSM should be working again

What happens instead?

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

{{{
Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2013-04-09 01:34:26
Last Changed Author: stoecker
Revision: 5836
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2013-04-07 23:18:22 +0200 (Sun, 07 Apr 2013)
Last Changed Rev: 5836

Identification: JOSM/1.5 (5836 en) Windows XP
Memory Usage: 212 MB / 989 MB (76 MB allocated, but free)
Java version: 1.7.0_21, Oracle Corporation, Java HotSpot(TM) Client VM
Operating system: Windows XP
VM arguments: [-Xmx1024m]
Dataset consistency test: No problems found

Plugin: DirectDownload (29435)
Plugin: FastDraw (29457)
Plugin: SimplifyArea (29435)
Plugin: jts (29435)
Plugin: utilsplugin2 (29435)

java.lang.IllegalArgumentException: Comparison method violates its general contract!
	at java.util.ComparableTimSort.mergeLo(Unknown Source)
	at java.util.ComparableTimSort.mergeAt(Unknown Source)
	at java.util.ComparableTimSort.mergeCollapse(Unknown Source)
	at java.util.ComparableTimSort.sort(Unknown Source)
	at java.util.ComparableTimSort.sort(Unknown Source)
	at java.util.Arrays.sort(Unknown Source)
	at java.util.Collections.sort(Unknown Source)
	at org.openstreetmap.josm.data.osm.visitor.paint.StyledMapRenderer$StyleCollector.drawAll(StyledMapRenderer.java:210)
	at org.openstreetmap.josm.data.osm.visitor.paint.StyledMapRenderer.render(StyledMapRenderer.java:1394)
	at org.openstreetmap.josm.gui.layer.OsmDataLayer.paint(OsmDataLayer.java:317)
	at org.openstreetmap.josm.gui.MapView.paintLayer(MapView.java:503)
	at org.openstreetmap.josm.gui.MapView.paint(MapView.java:587)
	at javax.swing.JComponent.paintChildren(Unknown Source)
	at javax.swing.JComponent.paint(Unknown Source)
	at javax.swing.JComponent.paintChildren(Unknown Source)
	at javax.swing.JSplitPane.paintChildren(Unknown Source)
	at javax.swing.JComponent.paint(Unknown Source)
	at javax.swing.JComponent.paintChildren(Unknown Source)
	at javax.swing.JComponent.paint(Unknown Source)
	at javax.swing.JComponent.paintChildren(Unknown Source)
	at javax.swing.JComponent.paint(Unknown Source)
	at javax.swing.JComponent.paintChildren(Unknown Source)
	at javax.swing.JComponent.paint(Unknown Source)
	at javax.swing.JComponent.paintChildren(Unknown Source)
	at javax.swing.JComponent.paint(Unknown Source)
	at javax.swing.JLayeredPane.paint(Unknown Source)
	at javax.swing.JComponent.paintChildren(Unknown Source)
	at javax.swing.JComponent.paint(Unknown Source)
	at javax.swing.JComponent.paintToOffscreen(Unknown Source)
	at javax.swing.BufferStrategyPaintManager.paint(Unknown Source)
	at javax.swing.RepaintManager.paint(Unknown Source)
	at javax.swing.JComponent._paintImmediately(Unknown Source)
	at javax.swing.JComponent.paintImmediately(Unknown Source)
	at javax.swing.RepaintManager$3.run(Unknown Source)
	at javax.swing.RepaintManager$3.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
	at javax.swing.RepaintManager.paintDirtyRegions(Unknown Source)
	at javax.swing.RepaintManager.paintDirtyRegions(Unknown Source)
	at javax.swing.RepaintManager.prePaintDirtyRegions(Unknown Source)
	at javax.swing.RepaintManager.access$1000(Unknown Source)
	at javax.swing.RepaintManager$ProcessingRunnable.run(Unknown Source)
	at java.awt.event.InvocationEvent.dispatch(Unknown Source)
	at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
	at java.awt.EventQueue.access$200(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
	at java.awt.EventQueue.dispatchEvent(Unknown Source)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.WaitDispatchSupport$2.run(Unknown Source)
	at java.awt.WaitDispatchSupport$4.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.awt.WaitDispatchSupport.enter(Unknown Source)
	at java.awt.Dialog.show(Unknown Source)
	at java.awt.Component.show(Unknown Source)
	at java.awt.Component.setVisible(Unknown Source)
	at java.awt.Window.setVisible(Unknown Source)
	at java.awt.Dialog.setVisible(Unknown Source)
	at org.openstreetmap.josm.gui.progress.PleaseWaitProgressMonitor$4.run(PleaseWaitProgressMonitor.java:170)
	at java.awt.event.InvocationEvent.dispatch(Unknown Source)
	at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
	at java.awt.EventQueue.access$200(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
	at java.awt.EventQueue.dispatchEvent(Unknown Source)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.run(Unknown Source)

}}}
"	defect	closed	normal	14.05	Core mappaint		fixed	java7	bastiK simon04