ORA-16664 or/and ORA-12154 on EBS data guard systems (Doc ID 2501934.1)

Last updated on APRIL 17, 2023

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.

This applies to EBS RAC database ( primary or standby):

Data Guard broker shows "ORA-16664: unable to receive the result from a database" when run "show configuration" command

AND/OR

alert ( also drc, if broker enabled) logs containing

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