I just can’t get the Main Server Port out of the red. Console just stops at “SteamInternal_SetMinidumpSteamID: Caching Steam ID: 765**19****265728 [API loaded no]”
What do you mean with you can’t get the Main Server Port out of the red? Do you mean the server doesn’t start listening on the port?
Did you follow the Setup Guide? American Truck Simulator / Euro Truck Simulator 2 Guide
Also share a full log of the startup process.