Override pension qualifying scheme - not working

Summary:

There is an option to override default Qualifying Pension Scheme prior to automatic enrolment run that demands only one attribute to be updated in PAE card i.e "Override Qualifying Scheme " ,but still PAE process considers default scheme instead .What could be the reason ? Pls share your thoughts

Content (please ensure you mask any confidential information):

There is an option to override default Qualifying Pension Scheme prior to automatic enrolment run that demands only one attribute to be updated in PAE card i.e "Override Qualifying Scheme " ,but still PAE process considers default scheme instead .What could be the reason ? Pls share your thoughts .