Android Studio Preview not working

[KhoaSuperman]

Hi Florent,
Firstly, thank so much for awesome work, I really love it.
I checkout project then try to run on my own but there's something not correct

Here is design mode:

In activity:

Image preview and set text seems not working. Can you help me to find out what going not correct ?
Thanks :)

[florent37]

Hi, sometimes the preview don't do the work the first time, click on the refresh button, it should work :)

[intrications]

It would be worth adding a (large?) note to the README and/or Wiki because I had this problem and had almost given up on the library before seeing this issue. @florent37