I faced a problem of not having the preview form. It means the preview error

[dillidotel]

Loading Error

Error occured during the loading of this form. We do not recommend you use this form for data entry until this is resolved.

Please contact support@kobotoolbox.org with the link to this page and the error message below:

Cannot read properties of undefined (reading ‘length’)

[Kal_Lam]

Welcome to the community, @dillidotel! We would advise you to validate your XLSForm through this online validator to see if there are any syntax issues that is affecting your preview.

[dillidotel]

Now it worked.

thank you for your support

[Kal_Lam]

@dillidotel,