Validate the required Oracle settings.
Use
SQLPLUS to run this command as the new Oracle user:
select GRANTED_ROLE from USER_ROLE_PRIVS;
GRANTED_ROLE
--------------------
CONNECT
RESOURCE
SELECT_CATALOG_ROLE
The user who starts the Replication Agent instance must also
have read access to the Oracle redo log files and the Oracle archive directory
that contains the archive log files to be accessed for replication. If the
Replication Agent is configured to remove old archive files, the user must have
update authority to the directory and the archive log files.