As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 BLEED LEAK WARNING MESSAGE DISPLAYED AFTER TAKEOFF. PERFORMED QRH PROCEDURES, WARNING WENT AWAY AND REPEATEDLY CAME ON AND WENT AWAY. GROUND RAN AIRCRAFT AT POWER WITH NR 2 BLEED AND NR 2 PACK ON FOR 10 MINUTES. NO WARNING OR CAUTION EICAS MESSAGE DISPLAYED.