Yu-Gi-Oh 5D's 2010 help

i put it on my r4 and it says unable to read data. please turn off power and reinsert card.. and tat dosent work and no problems with other games on there

Probably Anti Piracy. I think theres a thread for this, so check there maybe.

ok soo how to fix it ?

See here http://forum.romulation.net/index.php?topic=34469.0