I faced an issue with CRT Pricing Engine assembly - Could not load assembly and that caused online store to break. The below link helped me to resolve the issue. https://blogs.msdn.microsoft.com/axsupport/2015/08/13/dynamics-ax-r3-cu9-demo-image-a-different-the-price-cannot-be-calculated-for-the-item-error-in-epos/
Hi, welcome to my blog. Do leave a comment if you find any post helpful or have suggestions. I have dedicated this blog to try to put solutions to some of the technical issues I faced as an application developer -Hitesh Manglani