Flight chaos caused by 'millisecond' software defect, report says — Live Feedhttps://www.live-feeds.com/feed/flight-chaos-caused-by-millisecond-software-defect-report-saysContinuously updated, source-cited coverage. UK Air Traffic Outage Traced to Millisecond Software Defecthttps://www.live-feeds.com/feed/flight-chaos-caused-by-millisecond-software-defect-report-sayshttps://www.live-feeds.com/feed/flight-chaos-caused-by-millisecond-software-defect-report-says#u76749Sat, 19 Sep 2026 21:55:55 +0000A software defect occurring in a millisecond caused a major UK air traffic control outage on September 8. The failure grounded thousands of flights and resulted in 2,000 cancellations, affecting hundreds of thousands of passengers. NATS, the air traffic operator, identified the cause as a software error, while a review specifically characterized the bug as legacy software. The incident triggered days of travel disruption across the aviation network.Why it mattersAir traffic control systems rely on extreme precision to manage airspace safety. A failure of this scale demonstrates the vulnerabili