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Start OBSERVER Failed with DGM-16979 - Common Causes (Doc ID 2011222.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.5 to 12.1.0.2 [Release 10.2 to 12.1]
Information in this document applies to any platform.

Symptoms

 DGMGRL> start observer;
[P001 05/18 00:05:25.29] Authentication failed.
DGM-16979: Unable to log on to the primary or standby database as SYSDBA

Sample OBSERVER log,

[P001 05/18 00:58:20.88] Authentication failed.
DGM-16979: Unable to log on to the primary or standby database as SYSDBA  
[W000 05/18 00:58:20.89] Failed to start the Observer.

Sample OBSERVER DEBUG log,

[W000 05/18 00:53:52.64] Failed to start the Observer.
[W000 05/18 00:54:35.46] Could not verify magic words.
[W000 05/18 00:54:35.46] Opened configuration file fsfo.dat successfully.
<DO_CONFIGURE_DRC version="11.2"><GET_FSFO /></DO_CONFIGURE_DRC> not logged on  <<<<< Clearly indicates a login issue
[W000 05/18 00:54:35.46] Failed to start the Observer.

Cause

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In this Document
Symptoms
Cause
Solution
  CASE - 1 (sys Login)
 
CASE -2 (Wallet)
 

CASE :3 (Observerconnectidentifier)

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