Error: "Object with type VM vbd.hdb does not exist in xenopsd" during VM Migration
Article ID: CTX216994
Updated On:
Description
When trying to migrate virtual machine, it fails with following error
Error: "Object with type VM vbd.hdb does not exist in xenopsd"
Instructions
1. Find the VM disk UUID which had control domain lock.xe vdi-list sr-uuid=<SR UUID> name-label=<VDI-name-label>
2. Find the “virtual block device” which has the lock on the host.
xe vbd-list vdi-uuid=<VDI UUID>
Choose the VBD that has "Control domain on Dom 0" in the param field.
3. This command will unplug the Virtual Block Device which is connected from the VDI to the HOST.
xe vbd-unplug uuid=<VBD UUID in step2>
4. Destroy the VBD :
xe vbd-destroy uuid=<VBD UUID>
Issue/Introduction
VM migration fails with error "Internal error: Object with type VM and id 9008214d-d401-7e56-7a04-4077f8db747a/vbd.hdb does not exist in xenopsd"
Additional Information
The Virtual Machines disk is being controlled by the Dom0 due to a failure in previous operation like Migration,snapshot
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