An incorrect Curry's UK task will show either;
Error adding to cart, retrying
If this message does not refresh then its a proxy issue. Please try locally, or another provider.
Error Submitting postal code, retrying
This either means that your postcode is invalid, or the task is stuck. (As of version 0.0.0.80, this mainly happens on items that are out of stock, but available for click and collect. There is no current fix at this time.)
Error adding customer
You must use an E-Mail address that's associated with a Curry's account. Error, no shipping available This means the item is OOS / there's no shipping available (this error mainly occurs on the backend).