Hi

I am facing an issue on AX 2012 R3 / CU18 environment, as per Microsoft I have setup the Workflow approval by Email, and e-mail sent by AOS to domain users with Approve/Reject Button, but when user clicking on Approve button not action happening , only feed RSS message appear with XML content, and workflow not approve.

How to resolve this issue , kindly help me 

Regards

Fartiyal