Lime Wire woant work??

[pickburn]

Hello Just new to this so please be patient:
I downloaded the free limewire 4.16.6
down loaded all sorts and after months of enjoyment it stopped working the program woant even open now..
and I get a pop up on my desktop and it woant go away saying the following...
Tried downloading another version to replace it but it just says the download was corrupted any ideas cheers...

LimeWire version 4.16.6
Java version 1.6.0 from Sun Microsystems Inc.
Windows Vista v. 6.0 on x86
Free/total memory: 32249024/33357824
com.limegroup.gnutella.gui.GUILoader$StartupFailed Exception: file [LimeWire.jar] has hash of [F73A5406A60A48F69E99F10AFDC368F8] instead of expected [65688D7FB68146602CB854A0C57E8CB0]
at com.limegroup.gnutella.gui.GUILoader.verifyHashes( GUILoader.java:318)
at com.limegroup.gnutella.gui.GUILoader.sanityCheck(G UILoader.java:284)
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!