> what's interesting: The mentioned royalmj (and clones) set didn't change from
> 119u4 to 120. Is it possible that you accidently switched merge modes in
> between?

I thought it only messed with royalmah but there is no royalmaj in my ROMS folder. Where did it go?! And no, I didn't change merge settings, that's for sure.

> ...and please test an official MAME binary just to be sure ;)

Will do after a short while.

> Additionally:
> 1) send me the zipfile (before doing 2-3)
> 2) for a test, turn on settings->compressor->Full Zip Structure Scan (slower
> zipscanner but detects some bad zipstructures)
> 3) try to rezip the file in question manually (decompress, delete zip, compress
> files to new zip)
>
> Roman Scherzer

Sure, keep an eye at your inbox.