If you are experiencing game crashes when you try multiplayer, read this.

This is an error with the Advocate Network that crashes your game. There is a fix for this, that resets your Network every time you log in;

Open Origin > Library > TF|2 > Settings > Game properties > Launch Options > Type this in : +communities_enabled 0

The is also a custom Multiplayer client, Northstar made by the passionate community that gives you custom skins, mods, game modes and servers. If you're on PC, check it out

Hope this helps, Pilots