RMAN-20079: full resync from primary database is not done

Hi,

Sometimes You can get “RMAN-20079: full resync from primary database is not done ” error.

Details of error are as follows.

RMAN-20079: full resync from primary database is not done

ORA-20079: full resync from primary database is not done

Doing automatic resync from primary
resyncing from database with DB_UNIQUE_NAME < db unique name>
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of allocate command at 04/30/2020 23:11:00
RMAN-03014: implicit resync of recovery catalog failed
RMAN-03009: failure of partial resync command on default channel at 04/30/2020 23:11:00
ORA-17629: Cannot connect to the remote database server
ORA-17627: ORA-00942: table or view does not exist

$ rman target / catalog <username>/<password>@<catalog tns>
RMAN> resync catalog from db_unique_name MSDB;

resyncing from database with DB_UNIQUE_NAME MSDB
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03009: failure of resync from db_unique_name command on default channel at 04/30/2020 15:29:39
ORA-17629: Cannot connect to the remote database server
ORA-17627: ORA-03113: end-of-file on communication channel
ORA-17629: Cannot connect to the remote database server

Use the Standby TNS Alias instead of Primary Alias. To solve this error, use the Standby TNS Alias as follows.

$ rman target <username>/<password>@MSDBDG catalog <username>/<password>@<catalog tns>

RMAN> resync catalog from db_unique_name MSDB;

resyncing from database with DB_UNIQUE_NAME MSDB
starting full resync of recovery catalog
full resync complete

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/