Help fixing CMS Made Simple Site

I'm looking for someone with extensive CMS made simple experience to help get my soccer league website back online. I believe we need to remove a module to fix an error, but can't make any changes through the admin GUI because of internal server errors. Looking for assistance getting the site back online <[login to view URL]> # ERROR: The CGExtensions module could not be found. # Internal Server Error The server encountered an internal error or misconfiguration and was unable to complete your request. Please contact the server administrator, cgiadmin@[login to view URL] and inform them of the time the error occurred, and anything you might have done that may have caused the error. More information about this error may be available in the server error log.