I note this is still happening today: 17:14PM GMT is there any update?DJ
PayPal are having some big problems at the moment. See https://www.x.com/content/update-1-major-impact-express-checkout-paypal-apis-virtual-terminal-and-website-payments-pro
All PayPal payments on the marketplaces are being declined.
If you have a declined payment, please don’t try it repeatedly. PayPal may bill you multiple times.We’ll try to ensure that all payments are processed correctly, but it might take some time, depending on what happens on PayPal’s end.