Add_Structure.ps1 has registry entries for PS1 system and params mixed up in lines 354-355 https://github.com/damienvanrobaeys/Run-in-Sandbox/blob/be67c90c43414b7facd5f0bdc4b7156d0e321d37/Add_Structure.ps1#L354 @Joly0 your fork is also affected, in several places, not only this one.