Originally Posted by Cinderela
It didn't with the one I tested originally, but not EVERY one crashes. Of course, the idea that the source was bad never crossed my mind.
You might want to PM him those files. They are Copyrighted and should be removed from the post above. I took a look at them before deleting them. The epub are Calibre converted sources not originals. You should convert from the original epub you got in ADE straight to mobi and see if that fixes it.