he had built a failover cluster of two, two server called server1 and server2 respectively, then do the server1 new Lin, Lin server2 join, both built domain controller, cluster built after added a file service and three virtual machines, manual will file service in two and three virtual machine switch on the server is no problem, but the three virtual machine in server1 shutdown situation cannot be migrated to server2, tip error event ID: 1205 cluster service failed to make the cluster service or application "is the name of the virtual machine" one or more resources may be in a failed state, which may affect the reliability of the cluster service or application, but server2 shutdown cases three virtual machine can be switched to server1 smoothly, the two file service in the case of the switch is no problem, please help to analysis the causes of 1205,