How to resolve error: "Build quantity must be greater than zero" in Build Work Orders?

I'm trying to use the Build Work Orders screen so that we can bulk build work orders however I keep getting an error "Build quantity must be greater than zero.". I understand why I'm getting this error because when we build work orders individually we have to enter a quantity that we are building. When using the Build Work Orders features I'm not given an option to enter a quantity therefore the error I'm getting. How is this feature suppose to work? Is there somewhere else that I'm supposed to be entering a build quantity before I use the Build