Please answer these questions before submitting your issue. Thanks!

- [x] I have read the [GopherBOOk](http://gopherbook.iris-go.com), [Examples](https://github.com/iris-contrib/examples), [Contributing File](https://github.com/kataras/iris/blob/v6/.github/CONTRIBUTING.md) and **I'm sure that this issue is not [posted](http://support.iris-go.com)** before.


### What version of Go are you using, minimum 1.8 (`go version`)?


### What operating system and processor architecture are you using (`go env`)?


### What version of Iris are you using?


### What did you do?

If possible, provide a recipe for reproducing the error.
A complete runnable program is good.


### What did you expect to see?


### What did you see instead?