After update to PBA 5.5.4 the users whose role has only
MANAGE_OWN_ACCTINFO_C privilege cannot create a new admin user/view its own details. Parallels Panel> Account > Account Settings in CCP results in:
System Error No access rights granted to method
The issue is considered as a bug #PBA-55892.
Update an installation to PBA 5.5.5 or above, where the issue is fixed.