You may need to take a look at this portion of the multiplayer guide:I extract the files then run the cmd but it doesn't do the right thing and then crashesView attachment 226441
NOTE: If you see errors referencing XNA problems, you may need to download and install Download Microsoft XNA Framework Redistributable 4.0 from Official Microsoft Download Center (you may need to find the version for your language/region). After installing (and possibly rebooting), try running "TerrariaServer.exe" again.
yes thank you this worked fineYou may need to take a look at this portion of the multiplayer guide:
Here is the full guide: Mobile - Terraria Mobile 1.3 Multiplayer Setup Guide