Amazon orders will not ship (returned error "We are unable to process the XML feed because one or more items are invalid. Please re-submit the feed.")

Amazon orders will not ship (returned error "We are unable to process the XML feed because one or more items are invalid. Please re-submit the feed.")

If orders were shipping without issue on Amazon previously and now they have stopped being shipped and the error returned is

We are unable to process the XML feed because one or more items are invalid. Please re-submit the feed.

This is most likely down to the address you have setup in the Company Details (in Options). 

One Stop Order Processing now sends the Shipping location when orders are marked as shipped on Amazon. The address that is setup in the Company tab in Options is sent to Amazon.

You should make sure that the Country is set to UK and the Postcode is valid for your company address on Amazon.

If you are still having issues you can use the older Amazon shipping approach by setting this in the Shipping Options, shown below

Click on the ... button next to Amazon in the Shipping options.



Untick either or both of the options showns.