There are many reasons for the above error.
Make sure you are using username@yourdomain.com and not username+yourdomain.com
Try removing the account in your mail client and re-adding.
If you have an anti-virus program you may need to adjust its settings to scan on arrival and send only to avoid interuptability.
How often are you checking email? You may need to extend the period between checks.
- 378 Users Found This Useful
Related Articles
503 valid RCPT command must precede DATA
When attempting to send email you receive the following message in your mail client software:...
Outlook: Your POP3 Server Has Not Responded or TCP/IP Error
-------------------------------------------------------------------------------- When you...
What is email forwarding?
Email forwarding will automatically redirect any mail sent to an email address on your domain...
Mozilla Thunderbird and Email Forwarding
The default forwarding method of Mozilla Thunderbird can result in servers blocking emails as...
Can I add and create email addresses or add aliases?
In the control panel go to Mail. There you can create email accounts, remove, read (webmail, add...
