Steps to fix disonnected VM's

One or more VMs  are shown as disconnect in vCenter.

Cause:

This is usually caused by the mgmt-vmware service not working correctly, but could be other issues as well.

Solutions:

Method 1 – usually works and is the quickest.

1)      Identify the ESX host that the VMs/Templates reside on

2)      Restart the mgmt-vmware

service mgmt-vmware restart

Method 2

1)      Restart vCenter Service and/or server.

Method 3

1)      Identify the ESX host that the VMs/Templates reside on

2)      Disconnect ESX host from vCenter

3)      Reconnect ESX host from vCenter

Method 4 – More safe, but takes a bit longer

1)      Identify the ESX host that the VMs/Templates reside on

2)      Place ESX host in maintenance mode

3)      Disconnect ESX host from vCenter

4)      Reconnect ESX host from vCenter

5)      Exit maintenance mode