ORA-19573: cannot obtain exclusive enqueue for datafile 1 RM
Received below error while doing the dataguard restoration on standby database.
RMAN-03002: failure of restore command at 06/30/2019 13:23:19
ORA-19870: error while restoring backup piece /data/rman/CDB/CDB1_D_20190607_0au 3g8ip_s10_p1
ORA-19573: cannot obtain exclusive enqueue for datafile 1
Follow the below steps to solve this error message.
Shutdown the database.
RMAN> shutdown immediate;
Oracle instance shut down
Start the database in mount stage.
RMAN> startup mount
Restore the database
RMAN> restore database;