Supplier information is no longer showing in Order Entry

Check these system options

Display Roll Supplier

>Utilities>System Options>Order Entry>Products

Category-Display

Type- Can be Global, Assigned or User

If this option is set to No, the supplier information will be dashed out on the Product Select screen in Order Entry. 

Also, the Supplier will not show on the Find screen for the Product Select screen in Order Entry if this system option is set to No.