Make sure instance exists before trying to do anything
Make sure instance exists before trying to do anything

franela/play-with-docker,play-with-docker/play-with-docker,franela/play-with-docker,play-with-docker/play-with-docker,play-with-docker/play-with-docker,play-with-docker/play-with-docker,franela/play-with-docker,franela/play-with-docker