LSNRCTL Commands May Yield Frequent TNS-1189 Errors (Doc ID 285439.1)

Last updated on JULY 26, 2017

Applies to:

Oracle Net Services - Version 10.1.0.2.0 to 12.1.0.1 [Release 10.1 to 12.1]
Oracle Net Services - Version 12.1.0.2 to 12.1.0.2 [Release 12.1]
Oracle Database - Enterprise Edition - Version 11.2.0.4 to 11.2.0.4 [Release 11.2]
Oracle Database - Enterprise Edition - Version 12.1.0.2 to 12.1.0.2 [Release 12.1]
Information in this document applies to any platform.
***Checked for relevance on 11-APR-2017***
The issue documented here is limited to the version 10g or higher listener or lsnrctl utility.


Symptoms


When using a 10g listener or higher, it is possible that the error TNS-1189 "The listener could not authenticate the user" may occur intermittently (or very frequently) while performing listener operations from within the same LSNRCTL session.  For example:

LSNRCTL> set trc_level 16

LSNRCTL> save_config

TNS-1189

Changes

The listener.ora file may have been edited recently or this is a new installation.

Cause

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