Always have error “The ObjectContent 1 type failed to serialize the response body…”

Question

I use Web api to retrieve data from the database. I only have 1 table \"tblMessage\" and want to get data from that table.

I set everything up but then when I run th

Answer 1

I had the same issue with Chrome, not so much with IE. In order to fix it I used the following lines at the Global.asax.cs, Application_Start() method:

GlobalConfiguration.Configuration.Formatters.JsonFormatter.SerializerSettings.ReferenceLoopHandling = Newtonsoft.Json.ReferenceLoopHandling.Ignore;

GlobalConfiguration.Configuration.Formatters.Remove(GlobalConfiguration.Configuration.Formatters.XmlFormatter);