It sounds like you are discussing the Kuhn Primor 3570 straw blower, which is a popular choice for spreading straw, grass, wrapping, and hay. The price of €14,000 seems reasonable for a quality machine like this. The fact that you can control the door and chute with the mouse is a convenient feature that can provide more precise control over the spreading process.
Regarding the error in the log, this could be due to a number of reasons. It is important to check the log file to see the exact error message, which can help in diagnosing and resolving the issue. Common reasons for errors could include incorrect settings, conflicts with other mods, or issues with the game version.
If you provide more details about the error message, I can try to help troubleshoot the issue further.
