Making a copy of the built-in standard roles causes the role to be protected from modification
Release : 4.1.0 and below , 4.0.3 and below
Component : PRIVILEGED ACCESS MANAGEMENT
The GUI copy included the update field in the database while creating the copy of the role.
For any release from 4.1.0 and below, a Broadcom support engineer can login and manually reset the value to allow it to be properly deleted from the GUI.
Any release after 4.1.0 there should not be an issue with this