Migrating to another server to a different NextCloud version?

[FrancoisC]

When Using TrueNas / Jails, I was backing up only the data…
I do have a separate thread here for my problem with most information:

Update from 20 to 21 failed

I updated using command line and phar from version 20 to 21. Had many issues since I’m on Freebsd (TrueNas) and it tried to update to v24 directly from v20 (which is not possible)… Now I managed to install V21 over V20 but I get this error message when trying to run occ upgrade. The files of the app Cloud Federation API (cloud_federation_api), Dashboard (dashboard), WebDAV (dav), Federated file sharing (federatedfilesharing), Federation (federation), Files (files), Right click (files_rightcl…

Thank you