ez-flash 3 in 1 and ttdsi freeze :-/

ok i have a ttdsi and a ez-flash 3 in 1 but now with my old r4 r4i and my new ttdsi it use to work but now when i loud up the program to put games on it,it now freezes and i cant do anything? (im using my ndsl when i do this)
so what do i do now?? :-/
please help..... :)
Post Merge: [time]1266591354[/time]
any ideas :/

Replying to #1

Format your SD card on FAT32. That usually works

nope it dont ive tried it.... :/
so any idears

I have no experience with the TTDSI, but;Have you got a FAKE TTDSI? check weather it is fake or not by using the following programDownload here http://www.ndstt.com/anti_fake.htmlOr maybe TTDSI doesent work on the regular DS lite