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Observer fails to start LPX-00106 (Doc ID 802491.1)

Last updated on MAY 22, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 to 19.6.0.0.0 [Release 10.2 to 19]
Information in this document applies to any platform.
This problem can occur on any platform.



Symptoms

NOTE: In the images and/or the document content below, the user information and environment data used represents
fictitious data from the Oracle sample schema(s),Public Documentation delivered with an Oracle database product or
other training material. Any similarity to actual environments, actual persons, living or dead, is purely coincidental
and not intended in any manner.

For the purposes of this document, the following fictitious environment is used as an example
to describe the procedure:

/u00/oracle/product and all sub-directories

 

You are trying to start the Observer and if fails with the following errors:
     Error: LPX-00106: Warning: attribute "fast_start_failover" of element "DRC" is undefined

 

Emoms.log shows errors similar to:
```````````````````````````````````````````
dgutil_o.DGstartObserver: Cannot access observer logfile /u00/oracle/product/PATH/rdbms/log/dgmgrlXXXXX.log

2009-03-12 11:30:11,004 [Thread-42] ERROR em.dataguard execute.700 - EditProtBean.execute: VxxStandbyException: Observer start failed. See OMS log for details.
2009-03-12 11:30:16,203 [EMUI_11_30_16_/console/database/dataguard] ERROR em.dataguard handleEditProt.2027 - PM Refresh: found errors during protmode: Observer start failed. See OMS log for details.
2009-03-12 11:30:17,351 [EMUI_11_30_17_/console/database/dataguard] ERROR em.dataguard parseProtMode.485 - ConfigImpl::parseProtMode: FSFO Status: NOT READY
2009-03-12 11:30:18,490 [Thread-43-DataGuard-Thread] ERROR em.dataguard run.56 - DGThread

 

Or you could see 'corrupt document' when connecting to DGMGRL:

DGMGRL> connect sys/<pwd>@ALIAS
Connected.
corrupted document
<DRC name="XXXXXX.ERP.XXXXXXX.DOMAIN" intended_state="ONLINE" protect_mode="2" enabled="yes" fast_start_failover="ENABLED" observer_info="" fsfo_target="TARGET_NAME"><SITE name="SITE_NAME" site_id="16777216"><DATABASE name="DATABASE_NAME" id="XXXXXXX" intended_state="READ-WRITE-XPTON" connect="(DESCRIPTION=(ADDRESS_LIST = (ADDRESS=(PROTO =tcp)(HOST=HOST_NAME)(PORT=1521)))(CONNECT_DATA=(SID=SID_NAME)(SERVER=DEDICATED)))" RAC="no" enabled="yes" role="PRIMARY" DbDisplayName="XXXXXX.ERP.XXXXXXX.DOMAIN" GUIProperty2="/u00/oracle/product/10.2.0/PATH"><INSTANCE id="XXXXXXXX" sid="SID_NAME" host="HOST_NAME"></INSTANCE></DATABASE></SITE><SITE name="SITE_NAME" site_id="33554432"><DATABASE name="DATABASE_NAME" id="XXXXXXX" intended_state="PHYSICAL-APPLY-ON" connect="(DESCRIPTION=(ADDRESS_LIST = (ADDRESS=(PROTOCOL=tcp)(HOST=HOST_NAME)(PORT=1521)))(CONNECT_DATA=(SID=SID_NAME)(SERVER=DEDICATED)))" RAC="no" enabled="yes" role="PHYSICAL" DbDisplayName="XXXXXXXXX.ERP.XXXXXXXXXX.DOMAIN" GUIProperty2="/u00/oracle/product/10.2.0/PATH"><INSTANCE id="XXXXXXXXX" sid="SID_NAME" host="HOST_NAME"></INSTANCE></DATABASE></SITE></DRC>
Error: LPX-00106: Warning: attribute "fast_start_failover" of element "DRC" is undefined
Error: LPX-00106: Warning: attribute "GUIProperty2" of element "DATABASE" is undefined
Error: LPX-00106: Warning: attribute "GUIProperty2" of element "DATABASE" is undefined
Error: ORA-16591: unknown field "fast_start_failover" in document

Cause

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In this Document
Symptoms
Cause
Solution


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