I'm having problems with Local Multiplayer

2 computers, same ip adress, same port. How do I do Local Multiplayer?

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.

Host an unlisted room, then have the other computer join that by way of Multiplayer> Direct Connect to Room.