Why is upgrade of RHEV 3.0 to 3.1 failing with "Error: a data center or cluster version 2.2 were found on this system"?
Issue
- While trying to upgrade from 3.0 to 3.1 it fails with the following message:
Error: a data center or cluster version 2.2 were found on this system.
Such upgrade flow is not supported. Upgrade all 2.2 data centers and clusters and rerun the upgrade utility.
Error: Upgrade failed.
Environment
- Red Hat Enterprise Virtualization upgrade from 3.0 to 3.1
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