Oracle Solution for Error ora-23398

ORA-23398: user name "string" at database link "string" does not match local user name "string"

What triggered the Error:

e user name of the replication administration user at the local node and the user name at the node corresponding to the database link are not the same. Symmetric replication expects the two users to be the same.

What should we do to fix it:

sure that the user ID of the replication administration user at the local node and the user ID at the node corresponding to the database link are the same.