For reinstall options see
http://www.gnutellaforums.com/333278-post2.html .. and use whichever version of LW ... you prefer. At this stage, LW 4 is definitely better. As a pro user, you have choice of LW 5 or 4.18.8, the latter which can be obtained by clicking the Classic link on left side of your pro page. Click this link to see sample image:
http://www.gnutellaforums.com/attach...e-old-inst.gif