Failed to restart VM after isolation.
vSphere HA has failed to restart virtual machine after the VM was powered off in response to a network isolation event. Review the exact description to establish the cause of the event.
The virtual machine should be manually powered back on.
Review VMware online documents such as Troubleshooting VMware High Availability and the vSphere Troubleshooting Guide to resolve HA issues.
Refer to the online vSphere Availability Guide for further guidance.