As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT, CREW REPORTED THE NUMBERS ON THE NR 1 ENGINE ROLLED BACK. PATCH WITH TECH WAS REQUESTED AND AN ENGINE STALL WARNING MESSAGE OCCURRED. TECH ADVISED DIVERSION TO MIA FOR BETTER MAINTENANCE. NO EMERGENCY WAS DECLARED AND THE FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE NR 1 ENGINE IAW J/C 26L40071001. AIRCRAFT WAS GROUNDED.