Hi there,
Product name is not showing for standalone products under Orders page but it does show under My Customers orders. The issue is due the following line as it else statement is returning empty string instead of original value:
https://github.com/dynamicweb/Swift/blob/ac3fb720da91d31d548424f09244571317d271a4/Swift/Files/Templates/Designs/Swift/eCom/CustomerExperienceCenter/OrderDetails.cshtml#L306