Problem Description: a control file is generated from the primary database to the standby database for recovery. The primary database is a set of Rac environment, but the generation to the file system fails

SQL> alter database create standby controlfile as '/home/oracle/racdg1.ctl';

ORA-00245: control file backup failed; target is likely on a local file system

To view the RMAN settings of the main library, you can see that the snapshot control file is set on the file system

RMAN> show all;

Adjust snapshot backup policy

Regenerate standby successfully