How to fix the Oracle error ORA-19565: BACKUP_TAPE_IO_SLAVES not enabled when duplexing to sequential devices?

In this post, you’ll learn more about the Oracle ErrorORA-19565: BACKUP_TAPE_IO_SLAVES not enabled when duplexing to sequential devices with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-19565: BACKUP_TAPE_IO_SLAVES not enabled when duplexing to sequential devices

Reason for the Error ORA-19565: BACKUP_TAPE_IO_SLAVES not enabled when duplexing to sequential devices

An attempt was made to specify duplexing to sequential devices, but the BACKUP_TAPE_IO_SLAVES initialization parameter was not enabled.

How to fix the Error ORA-19565: BACKUP_TAPE_IO_SLAVES not enabled when duplexing to sequential devices ?

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

Specify BACKUP_TAPE_IO_SLAVES=TRUE in the INIT.ORA file, or do not specify duplexing to sequential devices.