Error at start up

[paternosterklub@…]

What steps will reproduce the problem?

1. Start application

What is the expected result?
Application started

What happens instead?
Application did not start

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

Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2011-10-04 01:31:24
Last Changed Author: bastiK
Revision: 4487
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2011-10-03 22:52:38 +0200 (Mon, 03 Oct 2011)
Last Changed Rev: 4487

Identification: JOSM/1.5 (4487 cs)
Memory Usage: 31 MB / 1256 MB (13 MB allocated, but free)
Java version: 1.6.0_26, Sun Microsystems Inc., Java HotSpot(TM) Client VM
Operating system: Windows XP


java.lang.IndexOutOfBoundsException: Index: 3, Size: 3
	at java.util.ArrayList.RangeCheck(Unknown Source)
	at java.util.ArrayList.get(Unknown Source)
	at java.awt.Container.createHierarchyEvents(Unknown Source)
	at java.awt.Container.createHierarchyEvents(Unknown Source)
	at java.awt.Container.createHierarchyEvents(Unknown Source)
	at java.awt.Container.createHierarchyEvents(Unknown Source)
	at java.awt.Container.createHierarchyEvents(Unknown Source)
	at java.awt.Container.createHierarchyEvents(Unknown Source)
	at java.awt.Component.hide(Unknown Source)
	at java.awt.Window.hide(Unknown Source)
	at java.awt.Component.show(Unknown Source)
	at java.awt.Component.setVisible(Unknown Source)
	at java.awt.Window.setVisible(Unknown Source)
	at org.openstreetmap.josm.gui.MainApplication.main(MainApplication.java:24