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Lsnrctl Shows Service is Blocked & Listener Log Contains Errors: TNS-01184, TNS-01185 (Doc ID 275058.1)

Last updated on NOVEMBER 20, 2019

Applies to:

Oracle Net Services - Version to [Release 10.2 to 12.2]
Information in this document applies to any platform.


In a RAC environment the lsnrctl services shows the remote instance in blocked state. The listener.log shows following errors:

TNS-01184: Listener rejected registration or update of service handler "string"
TNS-01185: Registration attempted from a remote node


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