Mario kart dlc not working mp

when i try to play a map on the second page of mario kart 8 deluxe on multiplayer it instantly says connection lost when my friend is on same version and has all the dlc. is there a fix for this

In order for us to provide better support, we need to see the log generated by yuzu. This guide will walk you through how you can obtain the log file: Getting Log Files - yuzu