Debug info:
Load file from URL: http://images.radiotimes.com/namedimage/New_Christmas_photos_of_Prince_George_chuckling_to_himself_on_the_steps_of_Kensington_Palace.jpg?quality=85&mode=crop&width=620&height=374&404=tv&url=/uploads/images/original/64618.jpg
Load remote image file
Error loading file: Connection to server failed (php_network_getaddresses: getaddrinfo failed: Name or service not known)