What about your own made modpack? I made my own.
Im also running into this problem for a costumeWhere are you going to be hosting it?
Where do I find the eula.txt file and the serverstart file? HALP@Tobse_1893 Unzip the files, edit the eula.txt file and change false to true in it. The double click the ServerStart file.
Did you use the ServerStart-Windows.bat file?The first galactic science modpack. I downloaded the server files and tried launching the server and that came up