/var/log/vmware/vpxd/vpxd.log in the vCenter Server contains messages simular to:####-##-##T##:##:##.###Z warning vpxd[#####] [Originator@#### sub=TrustedInfrastructure.HostConfig opID=########-#####-auto-###-##:########-##] [CreateOrUpdate] Policy with local user name vpxuser already exists on host <ESX_IP>. Exception: N4Vpxd7Clients22AlreadyExistsExceptionE(Error:
--> com.vmware.vapi.std.errors.already_exists
--> No messages!
--> )/etc/hosts file in the vCenter Server Appliance operating system either. Contents will look similar to below:# Do not modify this file directly, please use esxcli.
# Any line beginning with a pound sign is a comment and will not be read.
127.0.0.1 localhost.localdomain localhost
::1 localhost.localdomain localhostThis issue occurs when there is no valid hostname configured for the ESXi host.
To fix this issue, take the following steps: