Everytime I run LimeWire it loads then I get the "LimeWire has stopped working" error message.
I'm running Vista Ultimate 64bit SP1 with all updates.
Java is at the latest release
LimeWire 4.18.6
Here is the error details.

Product
LimeWire

Problem
Stopped working

Date
9/1/2008 4:37 PM

Status
Not Reported

Problem signature
Problem Event Name: APPCRASH
Application Name: LimeWire.exe
Application Version: 1.0.0.2
Application Timestamp: 468e951c
Fault Module Name: StackHash_8eb9
Fault Module Version: 6.0.6001.18000
Fault Module Timestamp: 4791a783
Exception Code: c0000374
Exception Offset: 000aada3
OS Version: 6.0.6001.2.1.0.256.1
Locale ID: 1033
Additional Information 1: 8eb9
Additional Information 2: a63cf3f08d56cb95a2869665205c8909
Additional Information 3: 9ffd
Additional Information 4: c87443bb544238e66dc33768db30f90d

I'm running a 3.2GHz Core 2 Quad with 4GB of ram.