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Error Message "Host <hostname> is already in the Oracle High Availability Service <HAS name> is Generated when Adding Host To Cluster Target (Doc ID 1592882.1)

Last updated on MARCH 08, 2017

Applies to:

Enterprise Manager for Oracle Database - Version 12.1.0.2.0 to 12.1.0.3.0 [Release 12.1]
Enterprise Manager Base Platform - Version 12.1.0.2.0 to 12.1.0.3.0 [Release 12.1]
Information in this document applies to any platform.

Symptoms

Added host  myhost2 to cluster mycluster
Update cluster toral1-cluster ...
  Saving cluster mycluster to host muhost1 ... Saved.
  Saving cluster mycluster to host myhost2 ... Saved.
Finished.

Despite that looks like the operation was successful the hostmyhost2 is not shown on the cluster home page.

or also the following error could be  returned:
Error
myhost2- Host myhost2 is already in the Oracle High Availability Service myhost2

Cause

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In this Document
Symptoms
Cause
Solution


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