Offending URL (reporting from global.asax.cs): https://icepondsoftware.com/WebResource.axd?d=k881h8YDPwinUkXlZJzTmoZXnK_2b23Gjn8U4ErN9CA00hLaRntU7q-DA138FrAKSk5VB1uLXZxVbcMWiW3OcwHYoJTNaL70LcO_fc7yHVs1&t=638459824569584809
Message: This is an invalid webresource request.