What: Iberia/Air Nostrum Canadair CRJ-200 en route from Madrid, to Valencia
Where: Madrid
When: Sep 13th 2010
Why: The plane had successfully taken off from Madrid, then received an alert and returned to Madrid where the crew made a safe landing.
Systems were repaired and the flight resumed an hour and a half later.

Air Canada flight AC-535 had to return and make an emergency landing in Vancouver, Canada, on December 24th.
American Airlines flight AA-206 made an emergency landing at Lajes Field, Portugal, on February 16th.