Narrative:

In flight I received an acars message that revised our zero fuel weight. The new weight was 1;100 pounds more. No adverse conditions were caused by the error. Upon landing; I was advised that the system computers were dropping bags out of the calculations with no indication to the operators.

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Original NASA ASRS Text

Title: B737-700 flight crew was advised one hour into flight that their zero fuel weight had gone up by 1;100 pounds due to a computer glitch.

Narrative: In flight I received an ACARs message that revised our zero fuel weight. The new weight was 1;100 pounds more. No adverse conditions were caused by the error. Upon landing; I was advised that the system computers were dropping bags out of the calculations with no indication to the operators.

Data retrieved from NASA's ASRS site 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.