> > All my ROMs (or zip files) passed
> > the RomCenter verification as well
> > as MAME's rom audit...
>
>
> The documentation points out why this is happening....
>
> "Other" Rommanagers and Ziputilites don't do a full zipintegrity test. Winzip,
> for example, only unzips the files to memory, calculates the crc32 and compares
> this checksum with the one in the zipstructures if you do a "test" operation.
>
> ClrMamePro tests zipdata and zipstructures. Your zipdata can be 100% ok while
> the zipstructures are bad. Bad zipstructures can cause major problems when you
> add or remove files from such a bad zipfile.
>
> That's why ClrMamePro complains about them. It's a real pain if you see how many
> bad zipfiles are out there.
>
> Solution: Rezip them. Unzip the files, delete the archive, rezip the files to a
> new archive.
>
> Roman Scherzer
> ClrMamePro
>

Thanks for the clarification!

It seems I have to write my own
script to do the zip and unzip stuff...

Regards