How to fix Outlook error 0x800ccc78

Suppose you are working in an organization where sending and receiving of mails and messages are done by using Microsoft Outlook. Now you are going to open the Outlook and press on the send or receive button. But the problem comes to you when you press the button to receive the mails but it rejects the command and gives you a very annoying error message i.e. Outlook error 0x800ccc78 on the screen of your computer. This is a very common error issue that happens with Microsoft Outlook. Due to the prompting of this error message you will not be able to communicate with the people in your corporate office. So to get rid of this issue you should use some manual method otherwise you can also use Outlook PST Repair Tool to fix the problem 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 that you can see is the prompting of Outlook error 0x800ccc78 or Outlook error code 0x800ccc78 on the screen of your computer as; “Access denied. Sending and Receiving reported error (0x800ccc78)
Unable to receive the message, please verify the e-mail address in your account properties”.

What are the possible causes –

The most common causes for the occurring of this error are the corruption in the windows registry entry, damaged system files, internet disconnection, unable to connect with the mail server, virus infection, damaged Outlook application, etc.

How to get resolved the Outlook error 0x800ccc78

Follow the below mentioned manual method to fix the problem:

  1. First of all go to the tool menu and then Account settings.
  2. Double click on the email account that you are using.
  3. There will be popped up another window “The internet email settings”
  4. Click on the more settings.
  5. Now click on the Outgoing server tab.
  6. Check the box “My Outgoing server SMTP requires authentication”.
  7. Press on the OK button.

At the end of the process you will see that the prompting of Outlook error 0x800ccc78 is not prompting now and you can send or receive email message to the other location. But it may happen only if you have deep technical knowledge. You can also use Outlook PST Repair Tool to complete the process 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 the best tool that can fix the problem in the Outlook very efficiently. You can also use this tool to enhance the startup of the computer and the Outlook.


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