How to fix the Oracle error ORA-28271: No permission to read user entry in LDAP directory service.?

In this post, you’ll learn more about the Oracle ErrorORA-28271: No permission to read user entry in LDAP directory service. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-28271: No permission to read user entry in LDAP directory service.

Reason for the Error ORA-28271: No permission to read user entry in LDAP directory service.

ORACLE server does not have read permission on user nickname’s X.500 user entry.

How to fix the Error ORA-28271: No permission to read user entry in LDAP directory service. ?

You can fix this error in Oracle by following the below steps

Make sure ORACLE server is using right SSL credentials to connect to LDAP directory services. Make sure permissions for LDAP user entries are right.