Have you forwarded the port you're hosting on? There's some instructions in the FAQ in the main page: If it seems that players are unable to join your server after starting it from the “Host server” menu, you may have to setup port forwards on your router in order to let incoming connections throug...

Hello everybody I'm new to Barotrauma and was just having problems hosting servers and joining servers other than the official server. Whenever I try to join a server that isn't the official server or whenever anyone tries to join a server that I'm hosting, it says that it couldn't connect to server...