CMAN & Service Registration Failures : Registration Fails With: TNS-12536 & CMAN Error Log Shows: SERVICE_DIED * 1183
(Doc ID 1990895.1)
Last updated on FEBRUARY 15, 2020
Applies to:Oracle Net Services - Version 22.214.171.124 to 126.96.36.199.0 [Release 11.2 to 18.1]
Information in this document applies to any platform.
The 188.8.131.52 CMAN or Connection Manager is not showing registrations for services after the database is upgraded to 12c.
This is a new installation of 12c database or ANY environment where CMAN of an earlier release is present.
The version of CMAN or Connection Manager is older than the database.
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