How to fix the Oracle error ORA-16003: standby database is restricted to read-only access?

In this post, you’ll learn more about the Oracle ErrorORA-16003: standby database is restricted to read-only access with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-16003: standby database is restricted to read-only access

Reason for the Error ORA-16003: standby database is restricted to read-only access

An attempt was made to open a physical standby database in read/write mode.

How to fix the Error ORA-16003: standby database is restricted to read-only access ?

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

Reissue the ALTER DATABASE OPEN specifying READ ONLY.