Mario Kart 7 Multiplayer and Room creation

I would like to be playing Mario Kart 7 in multiplayer mode with the creation of a room but it seems as though nobody comes to my room to play with me.

bro how your created the room, i try it and donĀ“t craete de rom??, can you helpme
My citra is Nightly 1549 HEAD-c4ba7b3