In this post, you’ll learn more about the Oracle ErrorORA-28044: unsupported directory type with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-28044: unsupported directory type
Reason for the Error ORA-28044: unsupported directory type
The database tried to work with a directory which is not OID.
How to fix the Error ORA-28044: unsupported directory type ?
You can fix this error in Oracle by following the below steps
Enterprise User Security works only with Oracle Internet Directory. Update the ldap.ora file to reflect an appropriate OID.