Tell us which versions you are using:
No warnings about deprecation
Giving deprecation warnings

It's an easy fix though, just use prop-types module instead
propTypes are used in the following files
/cc @alvaromb
Hi, this is now broken in react 16.0.0-beta-1 released July 26. I would be happy to submit the PR to use the separate proptypes package and not use createClass. Would you be open to that?
Sure!
This should be fixed.
Most helpful comment
propTypes are used in the following files
/cc @alvaromb