Doug Gish

It would be nice to switch to the JSON serializer added to the .NET framework and remove the dependency on Newtonsoft.Json.

The error 'code' is not included in the error response when using AddErrorObjects()

2

### Is there an existing issue for this? - [X] I have searched the existing issues ### Describe the bug When using Microsoft.AspNetCore.Mvc.Versioning 5.1.0, the error responses contained an error...