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2395556 - ORA-12154 in Oracle DataGuard : Analyze methods


Alert Log on Primary Node shows below error:

Sat Nov 19 17:32:35 2016
Error 12154 received logging on to the standby
Sat Nov 19 17:32:35 2016
Errors in file %ADR_HOME%\<db_name>_<process_name>_<PID>.trc:
ORA-12154: TNS:could not resolve the connect identifier specified



  • Oracle Database Release independent
  • Operating System independent
  • Oracle Data Guard
  • SAP Release independent


SAP ERP Central Component all versions ; SAP ERP all versions ; SAP NetWeaver all versions ; SAP R/3 4.6C


primary, standby, data guard, data_guard, ORA-12154, 12154, error, Oracle Net 8, network, configuration, physical standby, physical_standby, Oracle, alert log, , KBA , BC-DB-ORA , Oracle , Problem

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