I am receiving this error right when I launch from the PatchWR.exe
--  ERROR String not found (303)
I was having the problem of getting a black screen after the log in screen so I reinstalled EQ and patched up to date when I saw 
http://wintersroar.com/phpBB2/viewtopic.php?t=2033
I let the WR patcher run and it updated. 
Are there any registry entries that eq does not get rid of when uninstalling?