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Alert Log Errors: ORA-609 & TNS-12641 -Authentication Service Failed To Initialize (Doc ID 2426368.1)

Last updated on MARCH 31, 2022

Applies to:

Oracle Net Services - Version and later
Information in this document applies to any platform.


The following error is occurring repeatedly in the alert log.

TNS-12641 consistently accompanied by the ORA-609 error.

Fatal NI connect error 12641, connecting to:

  TNS for Linux: Version - Production
  Oracle Bequeath NT Protocol Adapter for Linux: Version - Production
  TCP/IP NT Protocol Adapter for Linux: Version - Production
 Time: 03-JUL-2018 12:57:27
 Tracing not turned on.
 Tns error struct:
  ns main err code: 12641

TNS-12641: Authentication service failed to initialize
  ns secondary err code: 0
  nt main err code: 0
  nt secondary err code: 0
  nt OS err code: 0
opiodr aborting process unknown ospid (24174) as a result of ORA-609


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