This message generally appears when a Windows Live Mail user attempts to send a message to the intended recipient. But, instead of the message being sent, this error message appears before the user:
The message couldn’t be sent because one of the receivers rejected the server. The rejected e-mail address was ‘firstname.lastname@example.org’. Subject ‘****’, Account: ‘servername.com’, Server: ‘servername.com’, Protocol: SMTP, Server Response: ‘550 relay not permitted’, Port: 465, Secure (SSL): Yes, Server Error: 550, Error Number: 0x800CCC79
Another form of appearance of the error 0x800ccc79 is when any user tries to login or launch the Windows Live Mail. In this case, the error message appears on the corner of the screen and disappears automatically after some time. Although it disappears, the message is an annoyance each time users think of using the Windows Live Mail.
Solutions to Fix Windows Live Mail Error 0x800CCC79
We are providing some manual solutions based on the situation of the error as mentioned above.
When the Error Message Appears While Attempting to Send Emails
In this case, the message itself tells the cause –
The message couldn’t be sent because one of the receivers rejected the server. The rejected e-mail address was ‘email@example.com’. Subject ‘****’, Account: ‘servername.com’, Server: ‘servername.com’, Protocol: SMTP, Server Response: ‘550 relay not permitted’, Port: 465, Secure (SSL): Yes, Server Error: 550, Error Number: 0x800CCC79.
The server is not allowing to send the message to the recipient, which means there is some issue in the server settings. This is an SMTP error. Here, SMTP authentication could be disabled. To fix this, please follow these steps.
- Open the Windows Live Mail application.
- Select your account, right-click on it, and select Properties option.
- Switch to the Advanced tab and move to the Outgoing server option.
- Select the checkbox saying “My outgoing server requires authentication” and click on OK.
- After that, you need to close and restart the Windows Live Mail application.
- Try sending the email again and check if the error comes again or not.
When the Error Message Appears on Logging on to The Application
This situation generally occurs if there is a stuck mail in the mailbox Outbox folder. Here are the steps to fix that.
- Log in to your Windows Live Mail application.
- Once the error message disappears, go to File >> Work Offline. It would put the application in the offline mode.
- Now, go to the mailbox Outbox folder, select the email message within it, right-click and select Delete option to delete it.
- Again follow File >> Work Offline to disable the offline mode.
- Close the application and restart your system.
- After that, you need to check if the error appears on launching the Windows Live Mail application.
These were our free manual solutions which you can adopt to continue working on your Windows Live Mail application without any disturbance.
Are You Planning for migration from Windows Live Mail to Outlook?
If you are planning to quit Windows Live Mail as it is not a promising and reliable email client for you, then we suggest you transfer windows live mail to Outlook email client. Microsoft has even discontinued Windows Live Mail to focus on Outlook, a professional email client.
Windows Live Mail application error ID 0x800CCC79 can be fixed using manual solutions but Import EML to Outlook is the best option. Hence, a secure and reliable EML to PST Conversion is recommended for users.