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EM 13c: Verifying DataGuard Target in Enterprise Manager 13c Cloud Contorl Shows Database is not Discovered and/or Database Properties are not Available (Doc ID 2811211.1)

Last updated on JANUARY 06, 2022

Applies to:

Enterprise Manager for Oracle Database - Version to [Release 13.2]
Information in this document applies to any platform.


This problem happens on stand alone database targets. 

On Primary Database Home Page in Enterprise Manager (EM) 13.3.2 Cloud Control, selecting  Availability tab -> Verify DataGuard Administration fails with error.

Verify error - "Database <DB_NAME> is not discovered and/or database properties are not available" is displayed.


The <EM_INSTANCE_BASE>/em/EMGC_OMSn/sysman/log/emoms.trc shows the following error:

2021-09-29 09:46:56,759 [EMUI_09_46_29_/console/database/dataguard] ERROR em.dataguard getCredentials.219 - Error fetching target connection for target: <DB_NAME>:rac_database
ORA-20206: Target does not exist: <DB_NMAE>:rac_database
ORA-06512: at "SYSMAN.MGMT_TARGET", line 1480
ORA-06512: at "SYSMAN.EM_CREDENTIAL", line 1805
ORA-06512: at "SYSMAN.EM_CREDENTIAL", line 2035
ORA-06512: at "SYSMAN.MGMT_CREDENTIAL", line 780
ORA-06512: at line 1




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