See 1.
T3 Spammers; mp3 Bit-Rates Versus File Sizes So be wary of the most popular files. They can often be identified by their bit-rate v's file size.
2. Corrupt files due to firewall:
http://www.gnutellaforums.com/showth...threadid=39368
Did you configure your firewall so it allows LW full access (advisable not to have 2 active firewalls b/c they can interfere with each other);
Firewall configuration instructions (click on link)
3.
How to Fix problem with Corrupt Files (I don't know about this one! It might work!)