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TNS-00583: Valid Node Checking: Unable To Parse Configuration Parameters (Doc ID 1680353.1)

Last updated on JUNE 02, 2023

Applies to:

Oracle Net Services - Version to [Release 11.2 to 19]
Oracle Database - Enterprise Edition - Version to 21.1 [Release 12.2 to 21.0]
Oracle Cloud Infrastructure - Database Service - Version N/A to N/A [Release 1.0]
Information in this document applies to any platform.


Starting the listener, most likely after a product upgrade or some new feature implementation, fails with a TNS-00583.
The listener log might show any of the following errors:

TNS-01176: Error in loading the new parameter value
TNS-12560: TNS:protocol adapter error
TNS-00583: Valid node checking: unable to parse configuration parameters


It is likely that the sqlnet.ora or listener.ora file has been modified prior to attempt to restart the listener.


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