http://www.cyberbyte.ch/blog/index.php http://www.cyberbyte.ch/blog/index.php?entry=entry211212-141439
So I searched for a quick fix so that newly issued certificates will work again, and have written a small patch for the certbot client you can find here. This will remove the expired root CA cert within the certificate chain, resulting in verification done by i-mscp won't fail any more.]]>