**Please copy the following template [here](https://github.com/ReactiveX/RxSwift/issues/new) and fill in the missing fields so we can help you as soon as possible.**

**If you don't have something to report in the following format, it will probably be easier and faster to ask in the [slack channel](http://http://slack.rxswift.org/) first.**

```
*Short description*:

  description here

*Code that reproduces the issue*:

  code goes here

*Xcode version*:

  Xcode version goes here

*Expected outcome*:

  what you expect to happen goes here

*What actually happens*:

  what actually happens goes here

// filling in additional information below is optional, but resolving your issue could potentially be a lot faster

*Installation method*:
  (so we don't waste time investigating an incorrect integration)
  * CocoaPods
  * Carthage
  * Git submodules

*I have multiple versions of Xcode installed*:
  (so we can know if this is a potential cause of your issue)
  * yes (which ones)
  * no

*Level of RxSwift knowledge*:
  (this is so we can understand your level of knowledge
    and formulate the response in an appropriate manner)
  * just starting
  * I have a small code base
  * I have a significant code base
```