As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 PROPELLER FEATHERED INADVERTENTLY AND THEN CAME OUT OF FEATHER. (FLT 6638) REPLACED RIGHT ENGINE FEATHER SOLENOID VALVE, REPAIRED GROUNDING WIRE TERMINAL, CLEANED CONNECTORS AT TORQUE SIGNAL CONDITIONER. ADJUSTED HALF TURN ON PCU CONTROL ROD.