Offending URL (reporting from global.asax.cs): https://icepondsoftware.com/WebResource.axd?d=-RwOCr6TeU_3SsBIdjA-f_HmuDPoyB6nXOwpCVqsx9VNsKOvfhc3Zl2kUZxW9MbMdpZnpdwNrhgZRWxOilOK0kNBhv1QHxOpY6opAOyO3TM1&t=638459824569584809
Message: This is an invalid webresource request.