As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER LANDING, FLIGHT CREW NOTICED A RAPID DROP OF THE HYDRAULIC NR 2 SYS FLUID. ACFT TAXIED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND THE LT OTBD ROLL SPOILER ACTUATOR CASING FRACTURED. THE ACTUATOR WAS REPLACED, TESTED AND THE ACFT RELEASED FOR SERVICED.