- JotForm SupportWelvinAnswered on August 19, 2016 at 04:20 PM
I checked our logs, the submissions that are sent using our default sender email works, but submissions that are sent using your own SMTP details has failed. Please check your SMTP credentials, you can ask your hosting provider for the correct details.
The encryption is also enabled in your form so cannot view whether you have an incomplete payment submission. I would suggest checking that as well: