Cross vCenter vMotion error Device "Hard Disk 1' is not supported"

Products

• VMware vCenter Server

Issue/Introduction

Below compatibility warning message appears when initiating cross vCenter migrations for a set of virtual machines.

Device 'Hard Disk 1' uses a controller that is not supported. "This is not a limitation of the host in general, but of the virtual machine's configured guest OS on the selected host."

Environment

vSphere 7.x

Cause

• The warning message specifically indicates that the issue lies with the guest OS on the selected host.
  
  
• This is not a limitation of the host in general, but of the virtual machine's configured guest operating system on the selected host.

Resolution

This warning can be safely ignored as the warning message is related to the virtual machine’s configured guest OS on the selected host.