Narrative:

Received final weights then received message saying 'final weights not valid; new weights to follow.' we received updated weights and input the new numbers as per SOP. We were informed the next day that the [passenger] count may have been incorrect. [We] flew flight without incident.

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Original NASA ASRS Text

Title: Prior to takeoff an A320 flight crew received a second final weight check after a notification their first manifest was in error.

Narrative: Received final weights then received message saying 'final weights not valid; new weights to follow.' We received updated weights and input the new numbers as per SOP. We were informed the next day that the [passenger] count may have been incorrect. [We] flew flight without incident.

Data retrieved from NASA's ASRS site as of July 2013 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.