Lameboy error

When trying to play a game on Lameboy v0.12, the games just don't launch
Then, when I check the log, it says:Opening file: pokegold.gbc
---------------------------------
Load time 921408us
ROM name ' '
Hardware 'FF'
Unknown MBC type ffThe hardware and MBC type are different for each rom, but consistent for the same one^^Is there anyone who can help me with this? Or provide me of a working rom?kthxbye.

Which flashcard do you use?

yeah because if its a clone card aswell it might have a problem running it. so what card u using??

The R4 SDHC from r4sdhc.comIt's the crappiest card I guess^^

i dont no i haven't had that card but i would say get a iedge if your looking for a new card...