id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
8930	"Fehlermeldung bei ""Kachelzwischenspeicher löschen"""	geri-oc	team	"What steps will reproduce the problem?
 1. Daten hochladen
 2. Datenebene löschen
 3. Kachelzwischenspeicher leeren - für BING-Hintergrund

What is the expected result? Fehlermeldung - Beenden JOSM geht nur nach ""Keine weitere Fehlermeldung ... anzeigen""

What happens instead?

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

{{{
Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2013-07-10 01:34:22
Last Changed Author: stoecker
Revision: 6060
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2013-07-08 22:13:24 +0200 (Mon, 08 Jul 2013)
Last Changed Rev: 6060

Identification: JOSM/1.5 (6060 de) Windows Vista 32-Bit
Memory Usage: 197 MB / 247 MB (47 MB allocated, but free)
Java version: 1.7.0_25, Oracle Corporation, Java HotSpot(TM) Client VM
VM arguments: [-Djava.util.Arrays.useLegacyMergeSort=true, -Djnlp.application.href=http://josm.openstreetmap.de/download/josm.jnlp, -Xbootclasspath/a:C:\Program Files\Java\jre7\lib\javaws.jar;C:\Program Files\Java\jre7\lib\deploy.jar;C:\Program Files\Java\jre7\lib\plugin.jar, -Djnlpx.vmargs=-Djava.util.Arrays.useLegacyMergeSort=true -Djnlp.application.href=http://josm.openstreetmap.de/download/josm.jnlp, -Djnlpx.jvm=<java.home>\bin\javaw.exe, -Djnlpx.splashport=51022, -Djnlpx.home=<java.home>\bin, -Djnlpx.remove=false, -Djnlpx.offline=false, -Djnlpx.relaunch=true, -Djnlpx.session.data=C:\Users\GERDRI~1\AppData\Local\Temp\session7965379189067613975, -Djnlpx.heapsize=NULL,NULL, -Djava.security.policy=file:C:\Program Files\Java\jre7\lib\security\javaws.policy, -DtrustProxy=true, -Xverify:remote, -Dsun.awt.warmup=true]

Plugin: OpeningHoursEditor (29435)
Plugin: reltoolbox (29535)
Plugin: reverter (29663)
Plugin: terracer (29623)
Plugin: undelete (29555)
Plugin: utilsplugin2 (29742)

java.lang.NullPointerException
	at org.openstreetmap.gui.jmapviewer.MemoryTileCache$CacheLinkedListElement.addFirst(MemoryTileCache.java:179)
	at org.openstreetmap.gui.jmapviewer.MemoryTileCache.addTile(MemoryTileCache.java:43)
	at org.openstreetmap.josm.gui.layer.TMSLayer.getOrCreateTile(TMSLayer.java:781)
	at org.openstreetmap.josm.gui.layer.TMSLayer$TileSet.__allTiles(TMSLayer.java:1184)
	at org.openstreetmap.josm.gui.layer.TMSLayer$TileSet.allTilesCreate(TMSLayer.java:1172)
	at org.openstreetmap.josm.gui.layer.TMSLayer$TileSet.loadAllTiles(TMSLayer.java:1208)
	at org.openstreetmap.josm.gui.layer.TMSLayer.getTileForPixelpos(TMSLayer.java:1452)
	at org.openstreetmap.josm.gui.layer.TMSLayer$13.mouseClicked(TMSLayer.java:646)
	at java.awt.AWTEventMulticaster.mouseClicked(Unknown Source)
	at java.awt.Component.processMouseEvent(Unknown Source)
	at javax.swing.JComponent.processMouseEvent(Unknown Source)
	at java.awt.Component.processEvent(Unknown Source)
	at java.awt.Container.processEvent(Unknown Source)
	at java.awt.Component.dispatchEventImpl(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Window.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(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.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
	at java.awt.EventQueue$4.run(Unknown Source)
	at java.awt.EventQueue$4.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		Core		duplicate	template_report	geri-oc