Database Services Not Registered with SCAN Listener
(Doc ID 1933682.1)
Last updated on MARCH 31, 2022
Applies to:Oracle Net Services - Version 188.8.131.52 and later
Information in this document applies to any platform.
The SCAN listeners fail to register the database services. The local node listeners have no problems and register all database services. All connections via SCAN fail with the error:
TNS-12514: TNS:listener does not currently know of service requested in connect descriptor
The DNS server specified in the RAC nodes is not available.
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