You should only have 1 instance of the editor open or you risk corrupting your project. If you want to test out multiplayer then either pack the project (and run 3 instances of it) or set the player count to 3 in the editor
You should only have 1 instance of the editor open or you risk corrupting your project. If you want to test out multiplayer then either pack the project (and run 3 instances of it) or set the player count to 3 in the editor