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TNS-01101: Could not find service name for LISTENER_SCANx (Doc ID 1064628.1)

Last updated on JULY 24, 2023

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.


"srvctl status scan" and "ps -ef | grep tns" shows SCAN1 listeners are enabled and running, but "lsnrctl service" command doesn't work against SCAN listener without setting TNS_ADMIN environment.



11gR2 Grid Infrastructure is installed as a user different from the existing oracle database user. TNS_ADMIN environment variable is unset and 3 SCAN Listeners are running out of GRID_HOME. 


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