first of all thanks guys for speedy reply... this is the first post i ever had... so pretty naive~ the emulator used is desmume 0.9.9.
This is the name of that rom - MegaMan Star Force - Dragon (U)(XenoPhobia).my computer spec i am not sure as i only know how to use the basic system of computer... but i sure it was not computer problem as i played other game on Desmume it still work.. eg: pokemon black and Yugioh GX spirit caller...
see the screen on the left ... which show nothing but background picture... thanks in advance