The formal report into the accident, released in October 2008, stated that "human factors" were the cause of the crash. The co-pilot, who was the handling pilot at the time, became disoriented in the dark night and poor weather conditions, and misjudged the approach path.
The formal investigation into the incident, released in October 2008, concluded that "human error" was the root cause of the crash. The co-pilot, who was responsible for navigation at the time, became confused in the dark and poor weather conditions, and miscalculated the approach path.