Reference
CART_ITEM_NOT_FOUND
Cart item not found
Cart item not found
HTTP status 404 Not Found, code CART_ITEM_NOT_FOUND.
What it means#
No item with that id exists in the cart.
What to do#
Re-read the cart and use an item id from it.
On the wire#
Every error response carrying this code names this page in error.moreInfo,
with the request id in the query string. See Error codes for
the response shape and the list of every code.