405 method not allowed Web API

Question

This error is very common, and I tried all of the solutions and non of them worked. I have disabled WebDAV publishing in control panel and added this to my web config file:<

Answer 1

Chrome often times tries to do an OPTIONS call before doing a post. It does this to make sure the CORS headers are in order. It can be problematic if you are not handling the OPTIONS call in your API controller.

public void Options() { }