I am getting ajaxExtended call failed. (Moving vm and resources )

Question

I am attempting to move a windows 2022 machine from same tenant to a different resource group.

the VM is shut down so there should not be an issue.

Error details

{

"message": "ajaxExtended call failed",

"code": "unknown",

"name": "AjaxError",

"stack": "AjaxError: ajaxExtended call failed\n at n.t (https://portal.azure.com/Content/Dynamic/4ZpU3Baf6Zc-.js:42:815)\n at new n (https://portal.azure.com/Content/Dynamic/eexWtfUpV1f_.js:1:46628)\n at F.reject (https://portal.azure.com/Content/Dynamic/eexWtfUpV1f_.js:1:140807)\n at Object.<anonymous> (https://portal.azure.com/Content/Dynamic/eexWtfUpV1f_.js:1:140590)\n at u (https://portal.azure.com/Content/Dynamic/4ZpU3Baf6Zc-.js:27:22828)\n at c (https://portal.azure.com/Content/Dynamic/4ZpU3Baf6Zc-.js:27:23130)"

}