> > Random crc32 errors are a sign for a hardware issue. Usually caused by bad
> RAM,
> > bad RAM timing (overclocked systems), bad IDE cables, buggy VIA chipsets,
> > corrupt harddisk.
>
> I don't believe this qualifies as "random" crc32 errors. One program (yours)
> reports no CRC32 errors, another (CRCheck32) reports errors in almost every
> file.
>
> The files work fine in MAME with no problems.


If ClrMamePro shows no errors as you now say, you're ok. I wouldn't trust any other progs.