My Limewire will start buy it self and shut down by its self.. And will continue to restart .. This is what I keep getting

LimeWire version 4.16.6
Java version 1.6.0_03 from Sun Microsystems Inc.
Windows XP v. 5.1 on x86
Free/total memory: 31371000/33357824

com.limegroup.gnutella.gui.GUILoader$StartupFailed Exception: invalid themes.jar
at com.limegroup.gnutella.gui.GUILoader.sanityCheck(G UILoader.java:277)
at com.limegroup.gnutella.gui.GUILoader.load(GUILoade r.java:57)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Nativ e Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknow n Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Un known Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.limegroup.gnutella.gui.Main.main(Main.java:44)

STARTUP ERROR!



so can anyone help me?