Describe the bug

An exception is displayed when changing the invoice address the second time.

Expected behavior

Explain what you expected to happen instead.

Steps to Reproduce

Steps to reproduce the behavior:

1. Download the United States pack from BO > International > Localization page
2. In the BO > Shop Parameters > General > set Round type = Round on each item
3. Create a Tax with 21% for France country
4. Create a product with Tax excluded = 7.8 euro / Tax = 21%
5. Go to FO > Add the product to the cart with quantity = 80
6. Continue checkout with pub@prestashop.com customer
7. In the Address step, select "My Address" (United States)
8. Place the order
9. Go to BO > Order page > view last order created
10. Change the Shipping address to "Mon addresse" (Paris)
11. Change the Invoice address to "Mon addresse" (Paris)
12. Change invoice address to "My address" (United States)
13. see the error
    

PS: if you try to add a discount / add a product / update the product ordered => error

PS: 1768 => ok

Additional information

• PrestaShop version: 177x
• PHP version: 7.2