A London pilot who crashed into the back garden of a house in Cheltenham earlier this year was "confused" and "distracted", according to an official report.
The Air Accidents Investigation Branch report said:
"After approximately 18 seconds, the pilot again disconnected the autopilot but the aircraft was displaced left of the approach centreline.
"By this stage, the pilot was confused and distracted by the unexpected aircraft behaviour and, in his attempts to regain the approach path, he started over-controlling in roll and then in pitch."
More top news
Pictures of today's events unfolding following a major security incident at the Houses of Parliament.
At least two people have died after a knifeman brought terror to the heart of Westminster.
The Cobra committee brings together government ministers with senior officials of the emergency services and security agencies.