How to fix the Oracle error ORA-16135: Invalid LOG_ARCHIVE_CONFIG modification while in protected mode?

In this post, you’ll learn more about the Oracle ErrorORA-16135: Invalid LOG_ARCHIVE_CONFIG modification while in protected mode with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-16135: Invalid LOG_ARCHIVE_CONFIG modification while in protected mode

Reason for the Error ORA-16135: Invalid LOG_ARCHIVE_CONFIG modification while in protected mode

The LOG_ARCHIVE_CONFIG parameter can not be modified while any RAC instance is open in either maximum protection or maximum availability mode. Also, the parameter can not be modified in such way that would cause all destinations to fail while in maximum protection mode.

How to fix the Error ORA-16135: Invalid LOG_ARCHIVE_CONFIG modification while in protected mode ?

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

Make the modification before the database is opened by any instance.