Error: ORA-16698: LOG_ARCHIVE_DEST_n parameter set for object to be added

Fixing it on primary database

SQL> alter system set log_archive_dest_2=” scope=both;

System altered.

## Fixing this on our standby terminal

SQL>  alter system set log_archive_dest_2=” scope=both;

System altered.

http://karandba.blogspot.in/2014/10/far-sync-in-oracle-12c-database.html