As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) WHILE CONDUCTING A PREFLIGHT INSPECTION A CRACK IN THE FLAP SKIN WAS DETECTED. THE CRACK WAS LOCATED AROUND THE FLAP ACTUATOR ATTACH BRACKET. FURTHER INVESTIGATION REVEALED THAT BOTH THE FLAP SKIN AND THE NOSE RIB OF THE LT I/B FLAP WERE CRACKED. FURTHER INVESTIGATION REVEALED THAT THE LT O/B FLAP WAS CRACKED IN THE SAME AREA BUT TO A LESSER DEGREE. THE NOSE RIBS IN BOTH THE LT INBOARD AND OUT BOARD ALONG WITH ASSOCIATED FLAP SKINS.