Prevent Duplicate Registrations Based on Catalog Code ​
ACEweb has the ability to prevent a student from registering in a course with the same catalog code. For example, stop them from registering in multiple courses with the ACE010 catalog code.
Enable Registration Checking ​
Set the StopMultiReg INI setting to ON in the ACEweb.ini.
How it works ​
ACEweb will check the catalog code (cocatcode) of the course they are trying to add to their Cart.
If it finds that the student has previously enrolled in a course with that catalog code, the student will not be able to add the course to their Cart, even if the course is for a current or future date: