Display Driver Uninstaller (DDU) - command line package loops (status always in progress)

Display Driver Uninstaller (DDU) - command line package loops (status always in progress)

DDU download >>
https://www.wagnardsoft.com/

Here is the info for CLI commands for DDU >>
https://www.wagnardsoft.com/forums/viewtopic.php?f=5&t=1091

here is my package >> 


package will unzip and run, but the status will remain "in progress" and appears it will run on a loop until the package is suspended. 

What do I need to add to have desktop central indicate that it ran this command successfully without remaining "in progress"