Android: failed to convert @drawable/picture into a drawable

Question

In my drawable folder I have a few images and they all reference perfect, but when I try and add any more images with the exact same size in the same folder, and try to refe

Answer 1

My Image name was 21.jpg. I renamed it as abc.jpg and it worked. So Make sure your image name not starting with a number. However all above answers are also accepted.