Unable to access Profile.

When I click on profile, all I get is:

Error Occurred While Processing Request
Parameter 2 of function Left which is now -2 must be a positive integer

The error occurred in /var/devf/www/com/kernel.cfc: line 527
Called from /var/devf/www/com/kernel.cfc: line 682
Called from /var/devf/www/include/tabtemplates/profile1.cfm: line 164
Called from /var/devf/www/include/tabtemplates/profile1.cfm: line 156
Called from /var/devf/www/include/tabtemplates/profile1.cfm: line 15
Called from /var/devf/www/include/tabtemplates/profile1.cfm: line 1
Called from /var/devf/www/profile.cfm: line 131

--------------------------------------------------------------------------------

Please try the following:
Check the ColdFusion documentation to verify that you are using the correct syntax.
Search the Knowledge Base to find a solution to your problem.

Browser Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)
Remote Address 81.154.170.2
Referrer
Date/Time 19-May-04 03:32 PM

Stack Trace (click to expand)

I tried clicking on the sites that were mentioned but I have no idea what i'm looking for, anyone know how I can sort this problem out?