Expected response code 250 but got code "503", with message "503 sender already given "

Status
This content is read-only, or is not open for further replies.

MilkyMeda

Guest
offline
I haven't come across any source explaining this error. These are just ordinary notification emails. Does anyone have an idea?
  • Swift_TransportException: Email to [email protected] failed: Expected response code 250 but got code "503", with message "503 sender already given "
  • src/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Transport/AbstractSmtpTransport.php:457

Continue reading...
 
Liked by:
Status
This content is read-only, or is not open for further replies.
Top Bottom