We should stop the deployment (or upgrade) before getting to the point wher Heat starts updating the stack if Ceph is deployed but EnableRhcs4Beta is not enabled
Yes, I rebuilt downstream: python-tripleoclient-11.5.1-0.20190820202025.b583929.el8ost contains 0007-DOWNSTREAM-ONLY-Fail-upgrade-to-15-with-rhcs4-early.patch
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHEA-2019:2811