JOSM crash while selecting tabs in preferences menu

[macalba@…]

What steps will reproduce the problem?

1. I was selecting tabs on the preferences menu when the crash occurred

What is the expected result?

What happens instead?

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

I've attached a screenshot the the prefernce screen at the time of the crash

Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2011-10-07 01:32:25
Last Changed Author: Don-vip
Revision: 4490
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2011-10-06 21:04:04 +0200 (Thu, 06 Oct 2011)
Last Changed Rev: 4490

Identification: JOSM/1.5 (4490 en)
Memory Usage: 81 MB / 123 MB (25 MB allocated, but free)
Java version: 1.6.0_26, Apple Inc., Java HotSpot(TM) 64-Bit Server VM
Operating system: Mac OS X

Plugin: dataimport (25192)
Plugin: download_along (25190)
Plugin: mapdust (25839)
Plugin: measurement (25199)
Plugin: openstreetbugs (25664)
Plugin: restart (25199)

java.lang.NullPointerException
	at org.openstreetmap.gui.jmapviewer.AttributionSupport.paintAttribution(AttributionSupport.java:50)
	at org.openstreetmap.gui.jmapviewer.JMapViewer.paintComponent(JMapViewer.java:572)
	at javax.swing.JComponent.paint(JComponent.java:1029)
	at javax.swing.JComponent.paintChildren(JComponent.java:862)
	at javax.swing.JComponent.paint(JComponent.java:1038)
	at javax.swing.JComponent.paintChildren(JComponent.java:862)
	at javax.swing.JComponent.paint(JComponent.java:1038)
	at javax.swing.JComponent.paintChildren(JComponent.java:862)
	at javax.swing.JComponent.paint(JComponent.java:1038)
	at javax.swing.JComponent.paintChildren(JComponent.java:862)
	at javax.swing.JComponent.paint(JComponent.java:1038)
	at javax.swing.JComponent.paintChildren(JComponent.java:862)
	at javax.swing.JComponent.paint(JComponent.java:1038)
	at javax.swing.JComponent._paintImmediately(JComponent.java:5098)
	at javax.swing.JComponent.paintImmediately(JComponent.java:4882)
	at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:811)
	at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:713)
	at javax.swing.RepaintManager.seqPaintDirtyRegions(RepaintManager.java:693)
	at javax.swing.SystemEventQueueUtilities$ComponentWorkRequest.run(SystemEventQueueUtilities.java:125)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:677)
	at java.awt.EventQueue.access$000(EventQueue.java:85)
	at java.awt.EventQueue$1.run(EventQueue.java:638)
	at java.awt.EventQueue$1.run(EventQueue.java:636)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:647)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:205)
	at java.awt.Dialog$1.run(Dialog.java:1046)
	at java.awt.Dialog$3.run(Dialog.java:1098)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.awt.Dialog.show(Dialog.java:1096)
	at java.awt.Component.show(Component.java:1584)
	at java.awt.Component.setVisible(Component.java:1536)
	at java.awt.Window.setVisible(Window.java:842)
	at java.awt.Dialog.setVisible(Dialog.java:986)
	at org.openstreetmap.josm.gui.preferences.PreferenceDialog.setVisible(PreferenceDialog.java:99)
	at org.openstreetmap.josm.actions.PreferencesAction.run(PreferencesAction.java:38)
	at org.openstreetmap.josm.actions.PreferencesAction.actionPerformed(PreferencesAction.java:34)
	at org.openstreetmap.josm.tools.PlatformHookOsx.invoke(PlatformHookOsx.java:55)
	at $Proxy0.handlePreferences(Unknown Source)
	at com.apple.eawt._AppEventLegacyHandler$2.dispatchEvent(_AppEventLegacyHandler.java:90)
	at com.apple.eawt._AppEventLegacyHandler.sendEventToEachListenerUntilHandled(_AppEventLegacyHandler.java:168)
	at com.apple.eawt._AppEventLegacyHandler.handlePreferences(_AppEventLegacyHandler.java:88)
	at com.apple.eawt._AppEventHandler$_PreferencesDispatcher.performUsing(_AppEventHandler.java:238)
	at com.apple.eawt._AppEventHandler$_PreferencesDispatcher.performUsing(_AppEventHandler.java:229)
	at com.apple.eawt._AppEventHandler$_AppEventDispatcher$1.run(_AppEventHandler.java:474)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:677)
	at java.awt.EventQueue.access$000(EventQueue.java:85)
	at java.awt.EventQueue$1.run(EventQueue.java:638)
	at java.awt.EventQueue$1.run(EventQueue.java:636)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:647)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:122

[macalba@…]

The last window to open before JOSM crash.

[Don-vip]

Closed as duplicate of #6937.