As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW REPORTED THAT ON LANDING, AMBER "GROUND SPOILER FAIL" CAS MESSAGE WAS POSTED. INBD SPOILERS FAILED TO DEPLOY. THE MAINTENANCE TEAM TROUBLESHOT AND DETERMINED THE GROUND SPOILER MANIFOLD WAS DEFECTIVE. THE DEFECTIVE UNIT WAS REMOVED, AND A SERVICEABLE UNIT WAS INSTALLED. OPS AND LEAK CHECKS WERE SATISFACTORY, AND THE AIRCRAFT WAS RETURNED TO SERVICE.