Quote Originally Posted by Pixela View Post
Make an exception in your virus checker, some of them stop ffxi running after updates.
Referring to the FFXi.dll - I believe some anti virus programs actually delete it, or maybe modify it in some way shape of form as they [false] flag it as a threat.

OP: Check to make sure the file is there under:

C:\Program Files (x86)\PlayOnline\SquareEnix\FINAL FANTASY XI