
Nats software bug: millisecond data corruption caused six-hour outage and mass flight cancellations
Nats says a previously unknown software defect corrupted flight data in a millisecond, triggering a six-hour outage and mass cancellations. The error first occurred at 10:00 and recurred leading to a major incident declared at 12:32pm, with full operations resuming at 7:30pm BST (18:30 UTC).
- Nats says a software defect corrupted flight data in a millisecond, triggering nationwide disruption.
- Error first occurred at 10:00, major incident declared at 12:32pm BST (11:32 UTC), full operations resumed at 7:30pm BST (18:30 UTC).






