Flagging or automatically correcting inconsistent responses

[Kal_Lam]

@vincentkayemba, in addition to what @hakan_cetinkaya has advised, you should also be able to solve your issue by going through this post discussed previously:

Restrict the response base on a possible empty question (the answer for this question might be empty)

@manh_nguyen, you should be able to do it as outlined in the image shared below: In the survey tab of your XLSForm: [image] Data entry as seen in Enketo: when date 2 is smaller than date 1 [image] Data entry as seen in Enketo: when date 2 is equal to date 1 [image] Data entry as seen in Enketo: when date 2 is greater than date 1 [image] Reference XLSForm: Constraint Date.xlsx (9.7 KB)