ORA-16047: DGID mismatch between destination setting and target database

ORA-16047: DGID mismatch between destination setting and target database
ORA-16047: DGID
ORA-16047 


select dest_id,status,error from v$archive_dest;

DEST_ID  STATUS       ERROR
------  ------------- -----------------------------------------------------------------
1       VALID
2       DISABLED      ORA-16047: DGID mismatch between destination setting and target database



>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>This parameter should be the same on primary and standby <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

SQL> show parameter log_archive_config

NAME                                        TYPE         VALUE
------------------------------------ -----------  ------------------------------
log_archive_config                      string       dg_config=(PRIMARY,STANDBY)

LOG_ARCHIVE_CONFIG='DG_CONFIG=(PRIMARY,STANDBY)' ---  using the DB_UNIQUE_NAME of both databases