The scenario run is as below:
a. Anonymous user creates a user_create request through self registration
b. It goes to the Approver for approval.
Approver clicks on Edit User to view the user details for making an approval decision.
Error displays as attached.
c. The same when Admin logs in and tries to view user details, he is able to view without any error.
Below are the entitlements provided to Approver:
Unless and until SECURITY_QUESTION_LIST entitlement is provided to the approver, the user view is not available and throws error.