ArgumentNullException: Value cannot be null. (Parameter ‘items’)
I have problem in my code. I try to Edit detail of product and add an field “Category” and “Publisher” as a DropdownList while update Detail like this image:
here
I have problem in my code. I try to Edit detail of product and add an field “Category” and “Publisher” as a DropdownList while update Detail like this image:
here
