https://www.theregister.co.uk/2020/01/08/boeing_737_ng_cockpit_screen_blank_bug/

Boeing's 737 Next Generation airliners have been struck by a peculiar software flaw that blanks the airliners' cockpit screens if pilots dare attempt a westwards landing at specific airports.

Amid the various well-reported woes facing America's largest airframe maker, yet another one has emerged from the US Federal Aviation Authority; a bug that causes all pilots' display screens in the 737-NG airliner family to simply go blank.