Typical answer. Go into the next round/iteration. Insist that your prob is NOT solved. And you like to get technical details why your MMSs do not get delivered. If we find out we may solve it, if it is related to fMMS. Do you have another (dumb) phone? Could you try to test/send with this one, of course with your N900 SIM ? Then we would know for sure it is related to network...