flight is tomorrow at 10.30am and returning 8pm or so. i have done this a couple of weeks ag w/o problem. why won't it let me do olci now?

i'm not gonna get my 1k bonus mi for olci if i can't check in online, and more lines at the airport.
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EasyCheck-in: Check-in status
Flight/status From To
6503 Operated by UNITED EXPRESS/SKYWEST
Not departed
Canadair Jet
San Jose, CA (SJC)
Feb 3
Scheduled: 10:28 AM
Estimated: 10:28 AM Los Angeles, CA (LAX)
Feb 3
Scheduled: 11:48 AM
Estimated: 11:48 AM
Confirmation #: XXXX Looking for a different itinerary?




Passenger name
Flight
Seat
Status

XXXX
Mileage Plus # XXX Edit
6503 XXX Please see a United Representative at the airport to check-in.