j2me emulator for midp 2.0 and sprite transformation

i want to run one sprite animation game. i've tried a lot of emulators. It is not working. But a program without sprite animation gets working. I just want to know the reason.
Can anyboby suggest a good emulator which supports sprite transformation.!!!!!!!!!!!!!!
[277 byte] By [divs_2k4] at [2007-11-19 2:13:44]