Flybe flight BE-7049 had to return and make a precautionary landing at Birmingham Airport, Birmingham, England, on December 21st.
The de Havilland Dash 8-400 was en-route to Dusseldorf, Germany, when the crew reported that there was a problem with one of the doors.
The plane landed safely. Everyone onboard remained unharmed.
The passengers were rebooked onto other flights.