I have configured an "on success" script with the "send mail" task with "From" address as "zoho.loginuserid". But the send mail action fails to execute, why?

I have configured an "on success" script with the "send mail" task with "From" address as "zoho.loginuserid". But the send mail action fails to execute, why?

If your Form is accessed by users without logging in to Zoho Creator, the variable  zoho.loginuserid  will be set as "Public".  As "Public" is not an email address, the send mail action fails to execute.