For the problem with not being able to access options, download AVG Free AV. Update it & scan your computer. There's a link for download in the thread below.
http://www.gnutellaforums.com/downlo...s-options.html

If AVG doesn't also help with LW constantly restarting, have a look through the thread below...there are a few fixes from different posters If nothing helps, this thread has links to forums that offer specialised help with malware issues.
http://www.gnutellaforums.com/genera...s-options.html