Paypal NVP/SOAP integration DEPRECATED - Unable to process payments


New Member
To integrate my Paypal business account for Express Checkout and credit cards, I followed the steps exactly as given here:

However, on the checkout page, when I try logging in to my Paypal, or using the credit card option, it gives an error message with "Return to merchant" button, clicking on which routes me back to my store with a failure message as shown below:


After doing some research on Paypal forums, this is what I found:


I have already written about this to support team at Alidropship, as well as Paypal but haven't heard from any one yet.

Anybody else having this issue on their recently set up store? Was anyone able to resolve this anyhow? I'd appreciate any sort of help or insights.