As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT, CREW RECEIVED A NR 1 BLEED LEAK MESSAGE ON THE EICAS AND A LOUD POPPING NOISE IN BACK OF THE AIRCRAFT WITH ASSOCIATED BAD SMELL IN CABIN. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND A LEAKING BLEED COUPLING AND SEAL. THE SEAL WAS REPLACED AND NO OTHER DEFECTS NOTED.