Android 2.3.7,sd card problem

[SnIpErAlecs]

Hi guys!
I have a problem with Sd card in any version of GingerBread android 2.3.7.Now i use GingerFast v3 and sd card don't work.Sd card is not broken,if I come back to 2.1 sd card work fine.I have a card with 4gb memory,when i tried a card with 2gb memory this works...
Please help me.
P.S:Sorry for my bad english