downloaded latest josm and tried to start it Mozilly 3.0.4 win XP sp3

[daniel.kelly@…]

Path: trunk
URL: http://josm.openstreetmap.de/svn/trunk
Repository Root: http://josm.openstreetmap.de/svn
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Revision: 1089
Node Kind: directory
Last Changed Author: framm
Last Changed Rev: 1089
Last Changed Date: 2008-11-20 19:33:47 +0100 (Thu, 20 Nov 2008)

java.lang.NoClassDefFoundError: org/openstreetmap/josm/gui/layer/markerlayer/MarkerLayer

at org.openstreetmap.josm.gui.MainMenu.<init>(MainMenu.java:77)
at org.openstreetmap.josm.Main.<init>(Main.java:199)
at org.openstreetmap.josm.gui.MainApplication.<init>(MainApplication.java:49)
at org.openstreetmap.josm.gui.MainApplication.main(MainApplication.java:215)

Caused by: java.lang.ClassNotFoundException: org.openstreetmap.josm.gui.layer.markerlayer.MarkerLayer

at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClassInternal(Unknown Source)
... 4 more

Caused by: java.util.zip.ZipException: invalid LOC header (bad signature)

at java.util.zip.ZipFile.read(Native Method)
at java.util.zip.ZipFile.access$1200(Unknown Source)
at java.util.zip.ZipFile$ZipFileInputStream.read(Unknown Source)
at java.util.zip.ZipFile$1.fill(Unknown Source)
at java.util.zip.InflaterInputStream.read(Unknown Source)
at sun.misc.Resource.getBytes(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$000(Unknown Source)
... 11 more

[anonymous]

Not really helpful. Add more information and reopen when still existing.