> > Ok, finally all the roms and such are aquired, so i went on to fix al lthe chd
> > errors (the one "you should update" error message)
> > Fixed em all except for the area51 one
> >
> > i get this error message :
> > Area 51 (Nov 15, 1995) [folder: area51]
> > wrong chd sha1: area51.chd [wrong: no SHA1 set | better convert chd to new
> > standard] [right: 9ea749404c9a5d44f407cdb8803293ec0d61410d]
> >
> > so i asked what do do with this and was told to use chdman to combine the
> > area51.chd file (560 425 712 bytes) with this 10 mb file to get a new
> area51.chd
> > file (546 424 630 bytes) and now i get this error :
> > Area 51 (Nov 15, 1995) [folder: area51]
> > wrong chd sha1: area51.chd [wrong: fee528eef8a256f87af299499ecf5817218f5202]
> > [right: 9ea749404c9a5d44f407cdb8803293ec0d61410d]
> > wrong chd md5: area51.chd [wrong: 60d051da941d76aafd47c862e3b6e209] [right:
> > 130b330eff59403f8fc3433ff501852b]
> >
> >
> > whats going on here ?
> >
>
>
>
> Well..1st of all be sure all your chds are converted to the new chdstandard. Use
> chdman's update function for that.
>
> Area51 has changed a little the last u-releases.
>
> pre-82 area51 became area51a in 82 and was renamed to area51 again in some u
> release
> a new area51 became area51 in 82 and was renamed to area51t in some u release.
>
> So...1st bring them all to the correct chdstandard, then look for the renames.
>
> Roman Scherzer
> ClrMamePro
>


woha, this was more complex than i thought :)

how do i use the update function of chdman ?