FlyerTalk Forums - View Single Post - Changed FF program on at gate, United changed my seat! Changed T&Cs
Old Jun 3, 2023 | 1:58 pm
  #5  
fastair
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The unchecking and rechecking you in generated a new sequence number, which is why the boarding pass failed. Your original sequence number was different than the new one, so the system did not recognize the original as valid.
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