ISSUE: Renaming user after update to build 6581

ISSUE: Renaming user after update to build 6581

After our recent update to the latest build there seems to be an issue when renaming a user account. In the past we could update a users sAMAccountName,UserPrincipalName and Full Name from within ADManager. However after the update the changes do not stay.
                New to ADManager Plus?

                  New to ADSelfService Plus?