unlink error - don't know how to fix it

[eluser]überfuzz[/eluser]
Thanx both of you! Your posts really helped me to sort things out.

The only, hopefully, error now is when I try to beef it up to take 5M size pdf files. My client wanted it!? When I check the server the file is there, but my script stops. When I checked the ini.php file it stated a 12M limit...