Layout preview not working in Android Studio

Question

I ported an android project from Eclipse to Android Studio. The project builds just fine. However I am not able to see any layout preview. When I go to the Design tab of a l

Answer 1

Just do a right click on the layout preview and click on

Show Included in contentmain.xml

you can see it in the following image

Answer 2

I had the same problem and I solved as follow

1. Update all build.gradle files with:

classpath 'com.android.tools.build:gradle:0.5.+'

Now android studio 0.2.+ uses gradle 0.5

1. Closes de IDE and via Terminal/Console
2. Do a clean: $gradle clean
3. Do a build: $gradle build
4. Assemble it: $gradle assembleDebug
5. Open the Android Studio and be happy ;)

Answer 3

Try this

1. Build> Clean Project
2. Build> Rebuild Project

It worked for me