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13c: OMS Recovery Fails With the Error: OMSCA-ERR:Oracle Home in use by OMS:null (Doc ID 2609604.1)

Last updated on NOVEMBER 11, 2019

Applies to:

Enterprise Manager Base Platform - Version and later
Information in this document applies to any platform.


Recovering 13c OMS (using omsca recover) on the same host or different host fails with the error:

Oracle Enterprise Manager Cloud Control 13c Release
Copyright (c) 1996, 2018, Oracle. All rights reserved.

log4j:WARN No appenders could be found for logger (
log4j:WARN Please initialize the log4j system properly.
Recovered Instance Host name used from command line argument : <new hostname>
OS check passed.
OMS version check passed.
Performing Admin Server Recovery...
Retrieved Admin Server template.
Source Instance Host name where configuration is exported : <existing hostname>
Recovered Instance Host name retrieved from ORACLE_HOSTNAME environment variable : <new hostname>
Populated install params from backup...
Enter Administration Server user password:
Confirm Password:
Enter Node Manager Password:
Confirm Password:
Enter Repository database user password:
Enter Agent Registration password:
Confirm Password:
Doing pre requisite checks ......
Pre requisite checks completed successfully

Checking Plugin software bits
Proceed to recovery
Setting up domain from template...
Setup EM infrastructure succeeded!
Admin Server recovered from backup.
Now performing cleanup of OMS EMGC_OMS1...
Now launching DeleteOMS...
OMS Deleted successfully

Delete finished successfully
Now launching AddOMS...
OMSCA-ERR:Oracle Home in use by OMS:null
oracle home is $OMS_HOME
Add OMS failed
Cannot determine if BI Publisher is configured with Enterprise Manager: INSTANCE_HOME directory doesn't exist
OMS CA recover failed





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