I have an R4 Gold and i have no prob so far with any game i throw in .
But it would be very usefull for everyone to learn why acekard2i is so much better.
You can take it from here :
http://linfoxdomain.com/nintendo/ds/
I now use the new 1.30 which i only manage to download it using my iMac's Safari browser .
http://www.r4ids.com/r4i-download-e.html