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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 DECEMBER 25, 2019

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 <Instance_Host_2> to cluster <Cluster_Name>
Update cluster toral1-cluster ...
  Saving cluster <Cluster_Name> to host <Instance_Host_1> ... Saved.
  Saving cluster <Cluster_Name> to host <Instance_Host_2> ... Saved.
Finished.

Despite that looks like the operation was successful the host <Instance_Host_2> is not shown on the cluster home page.

or also the following error could be  returned:
Error
<Instance_Host_2>- Host <Instance_Host_2> is already in the Oracle High Availability Service <Instance_Host_2>

Cause

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In this Document
Symptoms
Cause
Solution


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