The customer No. is allready on gl entry table. it's called source no.. The source no can be either customer no or vendor number, based on source type field. You probably need a flowfield that would display the customer name based on source no field.
Ahmed Rashed Amini
Independent Consultant/Developer
Comments
What do you want to use it for?
Independent Consultant/Developer
blog: https://dynamicsuser.net/nav/b/ara3n