How to fix the Oracle error ORA-16021: session string destination cannot be the same as session string destination?

In this post, you’ll learn more about the Oracle ErrorORA-16021: session string destination cannot be the same as session string destination with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-16021: session string destination cannot be the same as session string destination

Reason for the Error ORA-16021: session string destination cannot be the same as session string destination

An attempt was made to change the first specified archive log parameter using ALTER SESSION to have a destination value that duplicates the session-level destination value of the second specified archive log parameter.

How to fix the Error ORA-16021: session string destination cannot be the same as session string destination ?

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

Specify a different session destination value for one of the LOG_ARCHIVE_DEST_n parameters.