Step 1. WebForm data is submitted from any WebForm.
Step 2. WebForm Scheduled Task module (
https://www.drupal.org/project/webform_scheduled_tasks →
) is configured to gather the form data in CSV format and email the data to a list of recipients once daily.
Step 3. Cron event is scheduled and run once daily.
Step 4. Cron event triggers WebForm Scheduled Task module to run and:
a: writes the CSV file to the Private directory.
b: send an email message to the list of recipients with the CSV file attached.
c: (option) deletes the form data.
Error: Step 4, b. Email is sent, but the CSV file is not attached.
SMTP Authentication Support module ( https://www.drupal.org/project/smtp → ) successfully performs Step 4, b.
MagpieMagic → created an issue.