Form can't be previewed

User Support Form Building
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1

Hi guys,
when I want to preview my form it shows me this message:
“argument of type ‘NoneType’ is not iterable”

1 Like
2

Hi @moteb_marei,

You will be seeing the message argument of type ‘NoneType’ is not iterable when there is a mismatch between the label columns in the survey and choices tab. In some cases, you may also see the message if there are unlabeled language columns (label or hint) in the form.

For more, please go through the following page: