Billing Schedule does not Auto-populate on the Line Item when Creating Sales Order for a Customer/Project with Fixed Bid, Interval or Milestone billing

1. A Billing Item has to be assigned within the Project record.
2. Edit the Project record under Lists>Relationships>Financial
3. Billing Item = there should be an item associated to this project
4. When a sales order is now created for this project, the item and billing schedule will auto populate on the line item.