Offending URL (reporting from global.asax.cs): https://icepondsoftware.com/WebResource.axd?d=z9KjuThcXFNET4lPbenk6U8lM8q5meQxIlTQ_Rd1b-hgdLsVhxp6OlAmbZujXOhh8VR1skrkGMTiTugb8Fv9nrn2zMaSEblUHIhDr_EDFko1&t=638562561717896622
Message: This is an invalid webresource request.