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ORA-12541: TNS:no listener when running lsnrctl from the Oracle user home (RDBMS) with GRID installed in a separate home (Doc ID 2386755.1)

Last updated on JANUARY 18, 2025

Applies to:

Oracle Net Services - Version 11.2.0.3 and later
Oracle Cloud Infrastructure - Exadata Cloud Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Gen 2 Exadata Cloud at Customer - Version N/A and later
Oracle Database - Enterprise Edition - Version 19.22.0.0.0 and later
Information in this document applies to any platform.

Symptoms

When running Listener Control (lsnrctl) from the Oracle (RDBMS) Home, "no listener" error results despite remote connections working through a listener:


Notice that the directory structure shows "grid" as well.
This is not just a RAC environment, but any environment that employs GRID and has HA capabilities.


Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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