Error message from JOSM

[anonymous]

What steps will reproduce the problem?

What is the expected result?

What happens instead?

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: 2016-11-06 20:18:38 +0100 (Sun, 06 Nov 2016)
Build-Date:2016-11-06 21:45:03
Revision:11223
Relative:URL: ^/trunk

Identification: JOSM/1.5 (11223 it) Windows 7 64-Bit
Memory Usage: 588 MB / 910 MB (338 MB allocated, but free)
Java version: 1.8.0_101-b13, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Screen: \Display0 1920x1080
Maximum Screen Size: 1920x1080
Dataset consistency test: No problems found

Plugins:
+ DirectDownload (32699)
+ DirectUpload (32699)
+ DxfImport (1008)
+ FastDraw (32938)
+ FixAddresses (32796)
+ HouseNumberTaggingTool (32699)
+ PicLayer (32796)
+ RoadSigns (32796)
+ ShapeTools (1220)
+ SimplifyArea (32796)
+ alignways (32921)
+ apache-commons (32699)
+ buildings_tools (32944)
+ continuosDownload (53)
+ contourmerge (1030)
+ download_along (32946)
+ imagery_offset_db (32796)
+ imageryadjust (32699)
+ lakewalker (32699)
+ log4j (32699)
+ merge-overlap (32699)
+ pdfimport (32796)
+ reltoolbox (32796)
+ reverter (32796)
+ splinex (32918)
+ terracer (33031)
+ turnlanes (32796)
+ undelete (32699)
+ utilsplugin2 (32815)
+ waydownloader (32699)
+ waypoint_search (32699)
+ wikipedia (33017)

Last errors/warnings:
- W: java.util.zip.ZipException: error in opening zip file
- W: PluginException: : org.openstreetmap.josm.plugins.PluginException: File jar non valido '<josm.pref>\plugins\geotools.jar.new'
- W: Fallita la scansione del file 'geotools.jar.new' per le informazioni dell'estensione. Tralascio.
- W: Fallita l'installazione dell'estensione '<josm.pref>\plugins\geotools.jar' dal file di scaricamento temporaneo '<josm.pref>\plugins\geotools.jar.new'. error in opening zip file: java.util.zip.ZipException: error in opening zip file
- E: Handled by bug report queue: java.lang.IllegalArgumentException: Comparison method violates its general contract!
- E: java.io.IOException: Stream closed


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

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: AWT-EventQueue-0 (20) of main
java.lang.IllegalArgumentException: Comparison method violates its general contract!
	at java.util.TimSort.mergeHi(Unknown Source)
	at java.util.TimSort.mergeAt(Unknown Source)
	at java.util.TimSort.mergeForceCollapse(Unknown Source)
	at java.util.TimSort.sort(Unknown Source)
	at java.util.Arrays.sort(Unknown Source)
	at sun.awt.datatransfer.DataTransferer.setToSortedDataFlavorArray(Unknown Source)
	at sun.awt.datatransfer.DataTransferer.getFlavorsForFormatsAsArray(Unknown Source)
	at sun.awt.datatransfer.SunClipboard.getAvailableDataFlavors(Unknown Source)
	at org.openstreetmap.josm.gui.datatransfer.OsmTransferHandler.isDataAvailable(OsmTransferHandler.java:91)
	at org.openstreetmap.josm.actions.AbstractPasteAction.updateEnabledState(AbstractPasteAction.java:96)
	at org.openstreetmap.josm.actions.JosmAction$ActiveLayerChangeAdapter.activeOrEditLayerChanged(JosmAction.java:368)
	at org.openstreetmap.josm.gui.layer.MainLayerManager.fireActiveLayerChange(MainLayerManager.java:238)
	at org.openstreetmap.josm.gui.layer.MainLayerManager.setActiveLayer(MainLayerManager.java:231)
	at org.openstreetmap.josm.gui.layer.MainLayerManager.realSetActiveLayer(MainLayerManager.java:220)
	at org.openstreetmap.josm.gui.layer.MainLayerManager.lambda$setActiveLayer$0(MainLayerManager.java:214)
	at org.openstreetmap.josm.gui.util.GuiHelper.runInEDTAndWaitWithException(GuiHelper.java:138)
	at org.openstreetmap.josm.gui.layer.MainLayerManager.setActiveLayer(MainLayerManager.java:214)
	at org.openstreetmap.josm.gui.layer.MainLayerManager.realAddLayer(MainLayerManager.java:255)
	at org.openstreetmap.josm.gui.layer.LayerManager.lambda$addLayer$0(LayerManager.java:189)
	at org.openstreetmap.josm.gui.util.GuiHelper.runInEDTAndWaitWithException(GuiHelper.java:138)
	at org.openstreetmap.josm.gui.layer.LayerManager.addLayer(LayerManager.java:189)
	at org.openstreetmap.josm.io.OsmImporter.lambda$importData$0(OsmImporter.java:96)
	at java.awt.event.InvocationEvent.dispatch(Unknown Source)
	at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
	at java.awt.EventQueue.access$500(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.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.awt.WaitDispatchSupport$4.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.awt.WaitDispatchSupport.enter(Unknown Source)
	at java.awt.Dialog.show(Unknown Source)
	at java.awt.Component.show(Unknown Source)
	at java.awt.Component.setVisible(Unknown Source)
	at java.awt.Window.setVisible(Unknown Source)
	at java.awt.Dialog.setVisible(Unknown Source)
	at org.openstreetmap.josm.gui.progress.PleaseWaitProgressMonitor.lambda$doBeginTask$2(PleaseWaitProgressMonitor.java:186)
	at java.awt.event.InvocationEvent.dispatch(Unknown Source)
	at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
	at java.awt.EventQueue.access$500(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.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.awt.WaitDispatchSupport$4.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.awt.WaitDispatchSupport.enter(Unknown Source)
	at java.awt.Dialog.show(Unknown Source)
	at java.awt.Component.show(Unknown Source)
	at java.awt.Component.setVisible(Unknown Source)
	at java.awt.Window.setVisible(Unknown Source)
	at java.awt.Dialog.setVisible(Unknown Source)
	at org.openstreetmap.josm.gui.download.DownloadDialog.setVisible(DownloadDialog.java:450)
	at org.openstreetmap.josm.actions.DownloadAction.actionPerformed(DownloadAction.java:45)
	at org.openstreetmap.josm.gui.download.DownloadDialog.autostartIfNeeded(DownloadDialog.java:425)
	at org.openstreetmap.josm.gui.MainApplication$GuiFinalizationWorker.run(MainApplication.java:496)
	at java.awt.event.InvocationEvent.dispatch(Unknown Source)
	at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
	at java.awt.EventQueue.access$500(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.awt.EventQueue$3.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.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)

[Klumbumbus]

Closed as duplicate of #12006.
You need to update your java.