<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div><span>I have a file field that has unlimited cardinality (and needs to). But I need to only allow one upload per submission. Does anyone know how to do this?<br></span></div><div> </div><br></div></body></html>