PHD/UVB - Warning: CBT Query Failed: CBT Invalid ChangeId

SUMMARY

Change block tracking is not supported for Hyper-V virtual machines on cluster shared storage

ISSUE

When protecting Hyper-v using UVB, Change Block Tracking is not supported for Hyper-V virtual machines on cluster shared storage.

When attempting to backup a VM of this type with CBT turned on, you will encounter this warning.

 

RESOLUTION

You should consider upgrading to UEB, which can protect this configuration.

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