Backgroundmap Bayern 2m on 1680x1050

[jue71]

What steps will reproduce the problem?

1. Open JOSM on xubuntu 12.04 updated on 2013-10-05
2. zooming to Pfaffenhofen/Roth using Mapnik black/white
3. Selecting "Bayern 2m" as background layer

What is the expected result?
showing this part of Pfaffenhofen as background image

What happens instead?
"please post an error message"

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

Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2013-09-20 01:34:27
Last Changed Author: Don-vip
Revision: 6238
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2013-09-20 00:19:19 +0200 (Fri, 20 Sep 2013)
Last Changed Rev: 6238

Identification: JOSM/1.5 (6238 de) Linux Ubuntu 12.04.3 LTS
Memory Usage: 97 MB / 485 MB (27 MB allocated, but free)
Java version: 1.6.0_27, Sun Microsystems Inc., OpenJDK Client VM
Java package: openjdk-6-jre:i386-6b27-1.12.6-1ubuntu0.12.04.2
VM arguments: [-Djosm.restart=true, -Djava.net.useSystemProxies=true]
Dataset consistency test: No problems found


java.lang.NullPointerException
	at javax.swing.SwingUtilities.getWindowAncestor(SwingUtilities.java:137)
	at javax.swing.SwingUtilities.windowForComponent(SwingUtilities.java:455)
	at javax.swing.ToolTipManager.showTipWindow(ToolTipManager.java:309)
	at javax.swing.ToolTipManager$insideTimerAction.actionPerformed(ToolTipManager.java:629)
	at javax.swing.Timer.fireActionPerformed(Timer.java:313)
	at javax.swing.Timer$DoPostEvent.run(Timer.java:244)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:226)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:673)
	at java.awt.EventQueue.access$300(EventQueue.java:96)
	at java.awt.EventQueue$2.run(EventQueue.java:634)
	at java.awt.EventQueue$2.run(EventQueue.java:632)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:108)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:643)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:275)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:200)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:185)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:177)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:138)

[Don-vip]

Closed as duplicate of #8921.
Java bug. Please upgrade to OpenJDK 7.