[Q] Whatsapp upper screen head up notification topic

Hi guys,

Is anyone else having this issue?
I am using Whatsapp 2.11.468 version and while I am using my phone messages I receive gets big pop up on top of the screen. Its annoying.
I have looked everywhere but with no luck.
In attachment you can see how this looks like.

I have LG G3 and running custom rom AndroidNow HD 6.2

Attached Thumbnails