[ovirt-users] Cannot upgrade engine using hosted-engine --upgrade

I get a weird error, something to do with the version 4.2, which should be fine!? --== VM CONFIGURATION ==-- The following appliance have been found on your system: [1] - The oVirt Engine Appliance image (OVA) - 4.2-20180903.1.el7 [2] - Directly select an OVA file Please select an appliance (1, 2) [1]: [ INFO ] Verifying its sha1sum [ INFO ] Checking OVF archive content (could take a few minutes depending on archive size) [ INFO ] Checking OVF XML content (could take a few minutes depending on archive size) Please specify the size of the VM disk in GiB: [50]: [ INFO ] Connecting to Engine [ INFO ] The hosted-engine storage domain has enough free space to contain a new backup disk. [ INFO ] Checking version requirements [ INFO ] Checking metadata area [ INFO ] Hosted-engine configuration is at a compatible level [ INFO ] Connecting to Engine [ ERROR ] Cluster Default is at version 4.2 which is not supported by this upgrade flow. Please fix it before upgrading. [ ERROR ] Failed to execute stage 'Environment customization': Unsupported cluster level [ INFO ] Stage: Clean up [ INFO ] Generating answer file '/var/lib/ovirt-hosted-engine-setup/answers/answers-20180920145828.conf' [ INFO ] Stage: Pre-termination [ INFO ] Stage: Termination [ ERROR ] Hosted Engine upgrade failed Log file is located at /var/log/ovirt-hosted-engine-setup/ovirt-hosted-engine-setup-20180920145733-doc2cu.log Any ideas on this, attached full logs for detail. Regards, Callum -- Callum Smith Research Computing Core Wellcome Trust Centre for Human Genetics University of Oxford e. callum@well.ox.ac.uk<mailto:callum@well.ox.ac.uk>