Outlook Error 0x800ccc0e: The connection to the server has failed. Account: (account name), Server: (SMTP server name), Protocol: SMTP, Port: 25, Secure (SSL): No, Socket Error: 10051, Error Number: 0x800CCC0E.
Outlook Error 0x800ccc0d: The host 'mail.example.com' could not be found. Please verify that you have entered server name correctly. Account:'yourname', Server 'mail.example.com; protocol: POP3, Port:110'Secure(SSL):No, Socket Error:11001,Error Number 0x800CCC0D.
Outlook Error 0x800ccc92: "Task 'pop.central.cox.net - Receiving' reported error (0x800CCC92) :'Your e-mail server rejected your login. Verify your user name and password in your account properties. Under Tools, click E-mail accounts. The server responded: -ERR invalid user name or password.'"
Outlook Error 0x80042109: Task 'mail.xxxxxx.xxx - Sending' reported error (0x80042109) : 'Outlook is unable to connect to your outgoing (SMTP) e-mail server. If you continue to receive this message, contact your server administrator or Internet service provider (ISP).'
Outlook Error 0x8004210a: Task 'servername.com-Receiving' reported error (0x8004210A) : 'The operation timed out waiting for a response from the receiving (POP) server. If you continue to receive this message, contact your server administrator or Internet service provider (ISP).'
Outlook Error 0x800ccc0b: An unknown error has occurred. Account: ' firstname.lastname@example.org', Server: 'mail.yourdomain.com', Protocol: SMTP, Port: 25, Secure (SSL): No, Error Number: 0x800CCC0B
Outlook Error 0x80040119: "Task 'email@example.com - Sending' reported error (0x80040119) : 'The message cannot be saved to your IMAP e-mail account Sent Items folder, because Outlook is offline or the e-mail server doesn't allow items to be saved to the Sent Items folder.'"
Outlook Error 0x800ccc79: The message could not be sent because one of the recipients was rejected by the server. The rejected e-mail address was ''. Subject: '', Account: '', Server: '', Protocol: SMTP, Server Response: '550 ... Relaying Denied', Port: 25, Secure (SSL): No, Server Error: 550, Error Number: 0x800CCC79
If we look profoundly at the each factor of Microsoft Outlook, then it will portray a different image of this program which is full of numeric error codes, bugs and several pop up messages. The above mentioned errors are some common error which usually encountered by Outlook users during sending and receiving of emails. Microsoft advised some common tricks via their guides (KB article) to deal with these Outlook error.
1.) Work with Correct Incoming & Outoing Server Details: Usually, the reasons behind the errors in Microsoft Outlook are the wrong assigned server details which are most important protocols to send and receive messages. It can be ports numbers, incoming & outgoing server details, authentication over layer, etc. So, always make sure about these details while using Outlook and if it has been inputted wrong by mistake, then re-correct it or contact to your ISP provider.
2.) Disable Third Party Plug-ins: Truly, these plugins are not perfectly designed for the environment of Outlook and sometimes it does not suite with the compatibility niche. As a result, it starts interrupting the sending/receiving of emails in Outlook. So, try to avoid third party plug-ins or add-ins or disable it if it has been started showing the errors.
3.) Repair Outlook Data File: Devastated structure of PST Data file where the internal structure of data has damaged anyhow evoked the need of repair. It is quite obvious that you can not read corrupted or damaged Outlook Data file using Outlook and to repair these data, a user have to go for scanpst.exe or Inbox repair Tool. This inbuilt tool repair the damaged PST file and sort out the issue of error message in Outlook.