Use your computer's search to look for some of the missing file names, maybe your saved folder location reverted to the default after you reinstalled LW?
To be honest I'm not sure what you've done but unless you've actually deleted the files, they should be around somewhere:wink:

If you have accidentally deleted things, check the link below for file recovery advice
http://www.gnutellaforums.com/showthread.php?t=49851