RMAN-06758: DB_UNIQUE_NAME is not unique in the recovery catalog

Hi,

Sometimes You can get “RMAN-06758: DB_UNIQUE_NAME is not unique in the recovery catalog ” error.

 

Details of error are as follows.

RMAN-06758: DB_UNIQUE_NAME is not unique in the recovery catalog
Cause: RMAN could not identify which SPFILE to restore for this target database, because the recovery
catalog contained two or more different instances of this database, each with different DB_UNIQUE_NAME values.
Action: Use the FOR DB_UNIQUE_NAME option to specify the name of the instance whose parameter file you want to restore.
This error is related with the db_unique_Name, to solve this error add db_unique_name into restore script as follows.
RMAN> restore spfile for db_unique_name MSDB;

 

Do you want to learn more details about RMAN, then read the following articles.

https://ittutorial.org/rman-backup-restore-and-recovery-tutorials-for-beginners-in-the-oracle-database/

 

About Mehmet Salih Deveci

I am Founder of SysDBASoft IT and IT Tutorial and Certified Expert about Oracle & SQL Server database, Goldengate, Exadata Machine, Oracle Database Appliance administrator with 10+years experience.I have OCA, OCP, OCE RAC Expert Certificates I have worked 100+ Banking, Insurance, Finance, Telco and etc. clients as a Consultant, Insource or Outsource.I have done 200+ Operations in this clients such as Exadata Installation & PoC & Migration & Upgrade, Oracle & SQL Server Database Upgrade, Oracle RAC Installation, SQL Server AlwaysOn Installation, Database Migration, Disaster Recovery, Backup Restore, Performance Tuning, Periodic Healthchecks.I have done 2000+ Table replication with Goldengate or SQL Server Replication tool for DWH Databases in many clients.If you need Oracle DBA, SQL Server DBA, APPS DBA,  Exadata, Goldengate, EBS Consultancy and Training you can send my email adress [email protected].-                                                                                                                                                                                                                                                 -Oracle DBA, SQL Server DBA, APPS DBA,  Exadata, Goldengate, EBS ve linux Danışmanlık ve Eğitim için  [email protected] a mail atabilirsiniz.

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