1. Open file GameLauncher.bat in editor and add these lines to the end

   
   cmd /k
   PAUSE

2. Remove all lines started with REG

3. Find "start" commands and remove /d parameter and its value from both

4. Run game in Steam (game will fail to run, but terminal continues)

5. In terminal window run 'regedit'

6. Create registry path
   [HKEY_LOCAL_MACHINE\Software\Wow6432Node\Madia\Echelon 1.5]

7. Create string parameter InstallLocation with path to game root as value. You can copy path from cmd window, ending "\" is required.

8. Close terminal, run game again

Also watch Game.log and Options.log in game directory.