Corrupt data

Hi Guys does anyone know how to get round the corrupt data messages that prevent being able to play some games i.e. mario at winter olympics?

Its piracy protection.
For the game you mention,go here.
https://www.romulation.org/forum/index.php?topic=24818.0

Thanks but link is broken/removed...any other ideas?

Replying to #3

Try this one.
A patched Rom.
http://www.4shared.com/file/139976149/74bf33f0/Mario_And_Sonic_At_The_Olympic_Winter_Games__U__Patched.html

Many thanks that worked....