V-79-40960-38467 - Virtual machine SERVERNAME has been excluded from the backup because it must be put in a saved state to back up

There have been several other posts with this error. Most of them unresolved. I have tried everything in them, hence new post.

Hyper-V Host running Windows Server 2012 R2 Datacentre and Backup Exec 15

All updates for Backup Exec installed (same for Windows)

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