Hi...
Have a look at >
If LimeWire Will Not Load
I know, the name of the link doesn't seem like it applies to you, but have a look... Think it will help you to remove LW.
Also >
Fixes For Limewire When LW Isn't Operating As It Should
Be sure to return here if your problems continue because you will get help to get rid of LW from your machine
without necessarily needing to do a "full format and install all" trip !