ClassNotFoundException “android.support.v4.graphics.drawable.DrawableWrapper”

Question

What can cause this error for class DrawableWrapper from the support lib?

Caused by: java.lang.ClassNotFoundException: Didn\'t find class 
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Answer 1

Make sure all of your "com.android.support:*" dependencies are at the same version.

Looks like one of the support libraries uses something that is missing in the other one.