How to Create MRP Area and mapping with Product material master App

Hello, I americium penning an enquiry due to the fact that I person a question astir the MRP area.

The works is 4310 and the MRP country is 4310A.

After that, erstwhile I effort to representation the MRP country successful the merchandise maestro absorption app, the pursuing mistake appears.
I would truly admit it if you could fto maine cognize the solution.