Order entity has the following distinction: since one of the attributes is Order.customer
reference attribute, you should define a view
including this attribute (standard _local view does not include reference attributes).
Go to the Entities tab on the navigation panel, select the Order entity and click
the button. View designer page will open. Enter orderWithCustomer
as the view name, click on customer attribute and select _minimal view for the
Customer entity in the panel on the right.

Click in the upper left corner.
After that select the Order entity and click .
Select orderWithCustomer as Browse view and Edit view
in the appeared Create standard screens window and click .

order-edit.xml and order-browse.xml items will appear in the
GUI Module on the Screens tab of the navigation panel.
You can specify localized captions for the Order screens as described above for the Customer screens.

