As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R1 DOOR SLIDE WOULD NOT ARM. IDENTIFY L1 & R1 DOOR SLIDES INOPERATIVE OR MISSING. NO JUMP SEATER`S OR ACM'S ARE TO OCCUPY COURIER AREA IN FLIGHT. TROUBLESHOT R1 DOOR IAW FIM 52-11-00. FOUND DEBRIS & ICE BLOCKING THE GIRT BAR MECHANISM. CLEARED DEBRIS FROM GIRT BAR MECHANISM & LUBED IAW MM 12-12-18 301. R1 DOOR OPERATIONS CHECKED NORMAL IAW MM 52-11-00-2.