Delete LW's preferences folder when LW's properly
closed. See point 3 here & also point 2 if you've used older versions of LW in the past (there could be a folder in either or both locations).
Fixes for LimeWire
This will change all of your settings within options, you'll have to go back through afterwards & reset things. If you're not sure of your settings, go through LW's tools > options & write them all down, so that you can reset things later.
In case you're using Vista:
http://www.gnutellaforums.com/genera...der-vista.html
If that doesn't help, please give us your details.
System details - help us to help you -> Provide these details when you post!!!