With Umbraco Forms 17.3.0 something is broken when the Add to Mailing List fields is rendered. The fields from the form are no longer listed.
Observing a error like this in the browser console
Uncaught TypeError: Cannot read properties of undefined (reading 'forEach')
at D (ns-umbraco-forms-add...t-Br8wS6lr.js:25:18)
at Object.next (ns-umbraco-forms-add...-Br8wS6lr.js:206:21)

With Umbraco Forms 17.3.0 something is broken when the Add to Mailing List fields is rendered. The fields from the form are no longer listed.
Observing a error like this in the browser console