I get this error when I try to get in my profile. How can I fix it, thanks!

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