Not able to see Item Name or Description in Material Request(erpnext V15beta)

There are 2 ways

  1. You can change it in the core code

In this line you can any other field that you want

  1. Add a client script for this whole section:
    a. First override the existing button using this concept
    b. Then Copy this exact function with modified child_coulmns, like in first step https://github.com/frappe/erpnext/blob/479fe915af4dd90af98efd70eabaed78c880a585/erpnext/buying/doctype/purchase_order/purchase_order.js#L436

Do let me know if you need any further help