Help i want to play smash bros 3ds online but i have problem

i want to play with my friend smash bros 3ds i made a room to play
but when i press in smash bros in group citra is crash
somebody help
sorry my bad english

In order for us to provide better support, we need to see the log generated by Citra. This guide will walk you through how you can obtain the log file: How to Upload the Log File.