Hi Team, We are trying to upgrade our on premise instance from the below version. 3.2.0.beta5-dev to 3.5.0.beta7 And we are seeing the below error. /var/discourse# ./launcher rebuild app ERROR: Docker version 18.06.1-ce not supported, please upgrade to at least 20.10.0, or recommended 24.0.7 P…

Another user had a similar issue: [이미지] My discourse forum crashed after upgrade to 3.5.0.beta8 You can try the following cd /var/discourse git pull origin main --autostash

We are seeing the below error git pull origin main --autostash error: unknown option `autostash’ usage: git fetch [] [ […]] or: git fetch [] or: git fetch --multiple [] [( | )…] or: git fetch --all [] Our version git --version git version 1.9.1

I think you need to update your Git version.

Your OS is almost certainly out of date too. The easiest thing is to create a new VM with a new OS and a new Docker, install Discourse and restore a backup. It’s possible that you can upgrade docker and try again, but you’ll still need to deal with the PostgreSQL 15 update . Moving to a new server …

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nat (Natalie T) 8월 4, 2025, 4:45오후 2

Another user had a similar issue:

글		댓글	조회수
Docker version not supported after the later update Self-hosting	2	1188	11월 4, 2017
My discourse forum crashed after upgrade to 3.5.0.beta8 Support	5	286	8월 6, 2025
Trouble upgrading from 3.3.0.beta1 to 3.3.0.beta6 Self-hosting	22	488	8월 8, 2024
Old installation failing upgrade Self-hosting unsupported-install	7	259	10월 2, 2024
Error when installing with earlier unsupported version Support	4	519	1월 31, 2021

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