Flight chaos caused by software defect, says air traffic control body — Live Feedhttps://www.live-feeds.com/feed/flight-chaos-caused-by-software-defect-says-air-traffic-control-bodyContinuously updated, source-cited coverage. Software defect caused UK air traffic outagehttps://www.live-feeds.com/feed/flight-chaos-caused-by-software-defect-says-air-traffic-control-bodyhttps://www.live-feeds.com/feed/flight-chaos-caused-by-software-defect-says-air-traffic-control-body#u76480Sat, 19 Sep 2026 17:40:36 +0000A software error lasting a millisecond caused a major air traffic outage in the UK, grounding thousands of flights and affecting hundreds of thousands of passengers. An air traffic control body and a subsequent review identified the cause as a software defect, with the Financial Times reporting the bug was linked to legacy software. The glitch led to widespread flight cancellations across the region.Why it mattersAir traffic control systems manage the safe separation of aircraft in congested airspace. A failure in these systems forces controllers to halt flights to prevent collisions. This eve