How to fix the Oracle error ORA-16100: not a valid Logical Standby database?

In this post, you’ll learn more about the Oracle ErrorORA-16100: not a valid Logical Standby database with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-16100: not a valid Logical Standby database

Reason for the Error ORA-16100: not a valid Logical Standby database

This database has not been completely configured as a Logical Standby database.

How to fix the Error ORA-16100: not a valid Logical Standby database ?

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

Verify that the database is the intended Logical Standby database. Ensure that you already started logical standby apply with the ALTER DATABASE START LOGICAL APPLY INITIAL statement. See the Oracle8i SQL Reference manual for the statement syntax.