openmw.org

Check if you global/local openmw.cfgs are intact, they should be present in your openmw installation folder and must contain that exact folder in the form of "?userdata?data" data-local path. You shouldn't ever need to add it into openmw.cfg.

1. Strictly speaking this is intentional, because otherwise certain door marker spawnpoints are broken when the position of the player is adjusted. However somehow Morrowind uses an *infinite downward ray* in the same situation (we use 8192 ray distance right now, 500 in 0.44.0 and earlier) yet the ...

Should be fixed, please report similar regressions on the tracker in future.

The first of July nightly should have my recent change in it, so it's likely that's what's causing the problem.

No, it doesn't, the change was merged later that day, not in the morning.

You must choose a folder where a Data Files folder (spelled exactly like that) and Morrowind.ini are present.

See this. There's no setting.

If anyone's curious I think I've fixed the issue with companions attacking air here, so you won't need to install patches to work around that.

It will always be a separate mod (or models that use the supported format) because assets can't be merged into an engine, it's just nonsensical.

Make sure you have Better Morrowind Armor installed.