Import recovery catalog data

@enbdrman

I am doing import recovery catalog and i am facing the below issue

My database is registered in both on the catalog

The new one and the old one and i am facing the below error

RMAN> import catalog enbdrman/@enbdrman dbid= no unregister;

Starting import catalog at 22-AUG-16

connected to source recovery catalog database

import validation complete

RMAN-00571: ===========================================================

RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============

RMAN-00571: ===========================================================

RMAN-03002: failure of import catalog command at 08/22/2016 12:20:56

RMAN-06004: ORACLE error from recovery catalog database:

RMAN-20512: source database already registered in recovery catalog