We are getting the below error message in our VM envirinment. There are 13 ESX 4.1 hosts are there in a cluster. Out of 13, we are receiving this error in 11 ESX hosts.
HA agent has an error : cmd addnode failed for
primary node: Internal AAM Error - agent could
not start. : Unknown HA error
Reconfigure HA host
Please help me out to resolve this issue