Android Studio Preview Not Displaying? Version 1.5.1

I have been using Android Studio quite a lot in recent weeks, and after a short break I decided to start a new project. Before this point, everything was working fine. My issue is

Solution 1:

Welcome to Stackoverflow. Change the following properties as follows. I just had a similar issue and this solved it for me using visual studio

android:layout_width="fill_parent"android:layout_height="fill_parent"

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Solution 2:

I had the same issue. I don't see in my .xml file this line of code. But I changed Theme to Material and that solved my case.

The same problem, but other reasons.

Found info here: https://www.quora.com/Design-view-is-not-getting-displayed-in-my-Android-Studio-What-should-I-do