As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNCOMMAND ENGINE 2 SHUTDOWN WITH E2 OUT EICAS MESSAGE FOLLOWED BY PUFF OF SMOKE ON FLIGHT DECK AND CABIN WITH LOSS OF PRESSURIZATION, POST INSPECTION FOUND ENGINE QUILL SHAFT SHEARED. REMOVED AND REPLACED NUMBER 2 ENGINE IAW AMERICAN EAGLE WORK CARD. OPERATIONAL CHECK GOOD, RETURNED AIRCRAFT TO SERVICE.