Error message when just clicking a node

[anonymous]

What steps will reproduce the problem?

1. Click on any node in JOSM (r4105)

What is the expected result?
Node is selected.

What happens instead?
«Program error» message shown.

Please provide any additional information below. Attach a screenshot if
possible.
Plug-ins are up-to-date.

Build-Date: 2011-05-31 19:35:52
Revision: 4105
Is-Local-Build: true

Identification: JOSM/1.5 (4105 SVN de)
Memory Usage: 259 MB / 881 MB (91 MB allocated, but free)
Java version: 1.6.0_25, Sun Microsystems Inc., Java HotSpot(TM) 64-Bit Server VM
Operating system: Linux
Dataset consistency test: No problems found

Plugin: editgpx (25407)

java.lang.NoSuchMethodError: org.openstreetmap.josm.gui.DefaultNameFormatter.buildDefaultToolTip(Lorg/openstreetmap/josm/data/osm/OsmPrimitive;)Ljava/lang/String;
	at org.openstreetmap.josm.gui.OsmPrimitivRenderer.getComponentToolTipText(OsmPrimitivRenderer.java:103)
	at org.openstreetmap.josm.gui.OsmPrimitivRenderer.renderer(OsmPrimitivRenderer.java:71)
	at org.openstreetmap.josm.gui.OsmPrimitivRenderer.getListCellRendererComponent(OsmPrimitivRenderer.java:44)
	at javax.swing.plaf.basic.BasicListUI.updateLayoutState(BasicListUI.java:1344)
	at javax.swing.plaf.basic.BasicListUI.maybeUpdateLayoutState(BasicListUI.java:1294)
	at javax.swing.plaf.basic.BasicListUI.getPreferredSize(BasicListUI.java:561)
	at javax.swing.JComponent.getPreferredSize(JComponent.java:1634)
	at javax.swing.ScrollPaneLayout.layoutContainer(ScrollPaneLayout.java:769)
	at java.awt.Container.layout(Container.java:1421)
	at java.awt.Container.doLayout(Container.java:1410)
	at java.awt.Container.validateTree(Container.java:1507)
	at java.awt.Container.validateTree(Container.java:1513)
	at java.awt.Container.validateTree(Container.java:1513)
	at java.awt.Container.validateTree(Container.java:1513)
	at java.awt.Container.validateTree(Container.java:1513)
	at java.awt.Container.validateTree(Container.java:1513)
	at java.awt.Container.validateTree(Container.java:1513)
	at java.awt.Container.validateTree(Container.java:1513)
	at java.awt.Container.validate(Container.java:1480)
	at javax.swing.RepaintManager.validateInvalidComponents(RepaintManager.java:669)
	at javax.swing.SystemEventQueueUtilities$ComponentWorkRequest.run(SystemEventQueueUtilities.java:124)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:641)
	at java.awt.EventQueue.access$000(EventQueue.java:84)
	at java.awt.EventQueue$1.run(EventQueue.java:602)
	at java.awt.EventQueue$1.run(EventQueue.java:600)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:611)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:12

[stoecker]

Do an ant clean and rebuilt your software.