CardView not shown in RecyclerView

Question

I have a problem which is driving me nuts. Basically it is a simple RecyclerView which displays a cardview. There are a lot of posts out there already, which I checked. I have a

Answer 1

Just try after adding this line inside your recyclerview:

app:layout_behavior="@string/appbar_scrolling_view_behavior"

like this:

Hope it will help you.