Cause: If Price list is not mapped in Site customer then it will not reflect in Sales Order.
Remedies: Users should apply the pricelist in site customer master. So that when the customer is selected in Sales order for that particular site.
Note:
1) User should ensure the Price list is defined and valid.
2) Sales order value of the particular item gets populated from pricelist.
3) Users should also note that order value is based on the available price-list with highest REF_NO.