What was found
FLIGHT 5397 - FLAPS FAILED AT 27 DEGREES DURING FLAP RETRACTION ON THE GROUND. COMPLIED WITH AD 2006-12-21 FLAP CAUTION MESSAGE -FIRST EVENT- MAINTENANCE ACTION, PARAGRAPH (G) 1, 2, 3, (A, B, C). FLAP SYSTEM WAS RESET WITH NO FURTHER FLAP CAUTION MESSAGES.