If you can't find the entry in msconfig, try Hijackthis and post the log here, all loading points usually show up in Hijackthis scan and fixing the entry should stop the message at bootup.
Download Hijackthis:
http://www.trendsecure.com/portal/en-US/tools/security_tools/hijackthis/download
Open Hijackthis, click "Do a system scan and save a logfile"