retch src=/v1.9/blog/2018/egress-https/errorFetchingBookDetails.png alt="The Error Fetching Product Details Message"></a></div><figcaption>The Error Fetching Product Details Message</figcaption></figure><p>The good news is that your application did not crash. With a good microservice design, you do not have <strong>failure
propagation</strong>. In your case, the failing <em>details</em> microservice does not cause the <code>productpage</code> microservice to fail.
Most of the functionality of the applicatio