Knowledgebase

Getting error "Error Number: 0x800CCC0F" in Outlook Express.  Print this Article

Please check the following if your are getting the below error when sending email from Outlook express

"Your server has unexpectedly terminated the connection. Error Number: 0x800CCC0F"

outlook

To troubleshoot the above error please check the following :-

1) Open the email client (Outlook Express) and click on "Tools" and "Accounts".

outlook_express

 

2) Click on "Mail account" from where you are getting error. Then Click on "Properties".

account

 

3) Click on "Advance option " and make sure the check boxes in front of "This server

requires a secure connection (SSL)" is unchecked. If that checkbox is enabled

please uncheck that check box and restart your Outlook Express again.

 

outlook_express

 

4) Please check now by sending a test email from that email account.

Was this answer helpful?

Related Articles

FIX ERROR " 551 Sender address is not valid for your login"
If you are getting the error (also in screenshot) "551 Sender address is not valid for your...
FIX: Error "Protocol: SMTP, Server Response: '551 This mail server requires authentication before sending mail from a locally hosted domain"
Please follow the following steps if you are getting the following error while sending out emails...
FIX Email Error "Login failed" outgoing and incoming mails, qmail plesk
The issue you are facing is due to the password inserted for the email address in the email...
FIX Error "Mail quota exceeded", Permanent Failure, Qmail Plesk
If the sender is getting the below error when he is sending you the email then you need to...