How to fix the Oracle error ORA-16191: Primary log shipping client not logged on standby?

In this post, you’ll learn more about the Oracle ErrorORA-16191: Primary log shipping client not logged on standby with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-16191: Primary log shipping client not logged on standby

Reason for the Error ORA-16191: Primary log shipping client not logged on standby

An attempt to ship redo to standby without logging on to standby or with invalid user credentials.

How to fix the Error ORA-16191: Primary log shipping client not logged on standby ?

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

Check that primary and standby are using password files and that both primary and standby have the same SYS password. Restart primary and/or standby after ensuring that password file is accessible and REMOTE_LOGIN_PASSWORDFILE initialization parameter is set to SHARED or EXCLUSIVE.