References to other resources are not supported by build-time PNG generation

Question

AndroidStudio 3.0 / Android Gradle plugin 3.0

Answer 1

To add up to @mwa91 answer.

In case you need dynamic theming of drawable, but you don't have time to update your layouts and go with @mwa91 answer and change all android:src="@drawable/..." attributes to app:srcCompat="@drawable/...", you can always use hex color value in drawable and then later tint the drawable in ImageView: