Error using shell script option on windows

[sinnlosername]

Hey!

I'm getting the following error when I'm trying to use the "shell script" service on windows.

https://gyazo.com/12c216749390aec9f6964ed9587f07b5

The error happens after pressing the upload button. The script itself is never executed. The command is: screenbackup.exe {s} https://mydomain.tld This file exists in /Windows/system32, but the same error also happen with a total path to the file.