Help Galaxy s - JP3 Froyo problem - need help

[White_shadow]

i just flashed to JP3 followind the useful guide from this forum. it all went well, seems verry snappy, bu i have one problem... if i try to install fifa 10 it says i`m out of space "clean up some space and try again". also, if i try to install NOVA for example, it goes thru with the installation but when it starts it says "an SD card with at least 7mb is needed to download" even after i preveously copied the game cache to the SD card....

i forgot to mention some things :

1. i dont have a "lag fix"
2. the external SD, the internal Sd and the phone memory, all have at least 2 GB of free space!

I cannot find a fix anywhere on he internet even know i tried to ...