HTTP PUT not allowed in ASP.NET Web API

Question

On my Web API project, I cannot perform an HTTP PUT to my resources. I\'ve read through some similar questions on this problem and I\'ve followed the recommende

Answer 1

For me it was because I had not set the media type in the json content string for my http client request:

new StringContent(json, Encoding.UTF32, "application/json");

All sorts of weird behavior if this is not set.