HA failover initiated on

Unable to remove warning message in cluster in VMware vCenter Server 4.x/5.x: HA failover initiated on <clustername> (2004802) 

Symptoms

• You see a warning message for a cluster in VMware vCenter Server:
  
  HA initiated a failover on datacenter
  or
  vSpere HA initiated a virtual machine failover action in cluster.....
  
  
• After the warning message appears, you are unable to remove it.
• No options are present for removal of the warning message.

Purpose

This article provides information on how to clear the failover warning message in vCenter Server.

Cause

This issue occurs when a HA failover event occurs in the cluster, which triggers the warning message. This locks the warning message and prevents it from being removed.

Resolution

To resolve this issue:

1. Disable HA at the cluster level. For more information, see Disabling VMware High Availability (HA) (1008025).
2. Enable HA at the cluster level. For more information, see Enabling VMware High Availability and VMware Distributed Resource Scheduler in a cluster (1034280).

 Source: http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=2004802