been watching this: https://groups.google.com/u/1/g/keycloak-user/c/J7PQwRH3hP4 cross-posting since i’ve seen multiple reports w/o ideas. interesting, i saw similar behavior when upgrading from 11.x to 12.x, but not with 11.x nodes running…simply starting a new 12.x instances with 11.x database. s…

[image] 11.0.3 to 12.0.1 Upgrade fails Keycloak doesn’t support rolling upgrades. So, if you want to wait, until this is fixed, this might become long… very long… Zero-downtime upgrade is on the map for Keycloak.X. But then, you only will be upgradeable from an X-based …

thanks for the response. i am indeed waiting for X…to see how much effort the refactor is going to be! in my case it is new behavior. i was able to use the same upgrade method i’m using now to successfully move from 4.x-11.x. it is not 0-downtime in my case, but fully stopping older instances, and …

I did an upgrade from v11 to v12, but stopped all v11 instances gracefully before, then started first node again with v12. No problems, everything worked fine.

Infinispan errors upgrading from keycloak 11.x to 12.x

Configuring the server

dasniko January 28, 2021, 7:51am 2

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Infinispan errors upgrading from keycloak 11.x to 12.x

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