How to remove Outlook error number 0x800ccc79

If you are working in corporate house then you usually use Outlook express to send or receive data in the form of mails or messages. Sometimes it happens that when you try to send or receive mails then there prompts Outlook error number 0x800ccc79. It comes to your computer due to the corrupt PST files or if the Outlook express is damaged itself. This is a common error message but it may harm the computer data badly. So you can try some manual solution to get rid of this error issue or you can also use Outlook PST Repair Tool to fix this issue automatically.

Compatible with Outlook 2000, 2002, 2003, 2007, 2010, 2013 and supports Windows 8, 7 (32-bit/64-bit), Vista (32-bit/64-bit ), 2003, XP, 2000, NT4 (SP6).

Symptoms –

The most common symptom is the prompting of the Outlook error number 0x800ccc79 as following;

“The message could not be sent because one of the recipients was rejected by the server. The rejected e-mail address was ‘test@hotmail.com’ . Subject ‘The monthly collection’, Account: ‘Test (Tiscali)’, Server: ‘smtp.xxxxxxx.xxx’, Protocol: SMTP, Server Response: ‘550 relaying to prohibited by administrator’, Port: 25, Secure(SSL): No, Server Error: 550, Error Number: 0x800CCC79”

Causes –

The error code is generally comes to your computer when the recipient of the mails is rejected by the server. If it happens then you cannot send a mail on that location again without troubleshooting the problem. It also happens due to corrupt PST files, virus infection, incomplete installation of the Outlook application etc.

How to resolve the error

  1. Select my server requires authentication check box.
  2. Open the internet mail service properties.
  3. Go to connection tab and click on the accept connections.
  4. Clear the “only from hosts using authentication” and “clients can only submit it homed on this server” check box.
  5. Enable the anonymous access on the Authentication tab of the SMTP virtual server.

With the help of this manual fixing you can get rid of the Outlook error number 0x800ccc79 properly. But if not then you can use Outlook PST Repair Tool to fix this issue automatically.

Compatible with Outlook 2000, 2002, 2003, 2007, 2010, 2013 and supports Windows 8, 7 (32-bit/64-bit), Vista (32-bit/64-bit ), 2003, XP, 2000, NT4 (SP6).

Outlook PST Repair Tool is specially designed to fix the error issue in the Outlook. It repairs the entire error problem regarding Outlook and its components. With the help of this tool you can optimize the performance of the computer and enhance the speed of the Outlook very much.


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