If you have not already initialized Mirror Replication Agent and created Mirror Replication Agent objects in the primary database, do so now.
To create the Mirror Replication Agent transaction log
Use isql or another query processor to log in to the Mirror Replication Agent administration port.
Use the following commands to initialize Mirror Replication Agent and create Mirror Replication Agent objects in the primary database:
pdb_init
ra_init
See the Mirror Activator Administration Guide for more information.