As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ACFT STOPPED THE CLIMBOUT WHEN THE CREW COULD NOT FULLY RETRACT THE FLAPS. THE ACFT RETURNED TO ORIGIN FOR A SAFE LANDING ABOUT 40 MINUTES AFTER DEPARTURE. THE INCIDENT ACFT WAS ABLE TO DEPART AGAIN AFTER ABOUT 4 HOURS ON THE GROUND.