- Plesk Onyx
During sending the mail following can be observed in the
CONFIG_TEXT: postfix/error: 7FC84880517: to=<johndoe@??example.com>, relay=none, delay=0.16, delays=0.1/0.01/0/0.05, dsn=5.1.3, status=bounced (bad address syntax)
When sending mail through PHP mail method, mail could not be delivered to the recipient address.
Invalid character is being used in the recipient address.
- Connect to the server via SSH or via RDP
- Find the PHP script file and edit it: convert the special characters to valid ones for the mail server
Note: For more information please take a look at the PHP documentation: PHP: IDN Functions
Note: if you don't have administrative access to Plesk server via SSH or RDP, contact your hosting provider regarding the issue