> Hi !
>
> Cowering's Goodsamc doesn't recognize some of 153 new roms
> (61 if I remember well) unless they are unzipped, and ClrMame doesn't recognize
> any of my 796 roms, zipped or unzipped, wich were previously 0.995 perfect with
> ClrMame dat.
>
> Did I miss something here ?


No problems here. You're either using a wrong scanmode (remember: rompath\setname\rom 1 .. rom n for unzipped and rompath\setname.zip for zipped sets), or your roms aren't headerless (most have a romsize of 819200 bytes).

Roman Scherzer
ClrMamePro