Error 12154 received logging on to the standby FAL[client, USER]: Error 12154 connecting to PGS_1,PG

Jan 4, 2016 9:09PM · Jan 4, 2016 9:09PM

alert log :

Error 12154 received logging on to the standby

FAL[client, USER]: Error 12154 connecting to PGS_1,PGS_2 for fetching gap sequence

RAC 11.2.0.4 to one node Active DataGuard

standby:

SQL> show parameter fal

NAME TYPE VALUE

------------------------------------ ----------- ------------------------------

fal_client string PGSADG

fal_server string PGS_1,PGS_2

$ sqlplus sys/oracle@PGS_1 as sysdba

SQL*Plus: Release 11.2.0.4.0 Production on Tue Jan 5 10:05:00 2016

Connected to:

Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production

With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,

Data Mining and Real Application Testing options

SQL> exit

$ sqlplus sys/oracle@PGS_2 as sysdba

High Availability Data Guard, Sharding and Global Data Services (MOSC)