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Procedure for Fixing MS Outlook Error 0x800CCC0F (The Connection to the Server was Interrupted)

Published By Nilesh Kumar
Debasish Pramanik
Approved By Debasish Pramanik
Published On January 24th, 2024
Reading Time 4 Minutes Reading
Category Outlook Tips

Microsoft Outlook Error 0x800CCC0F error is a common error faced by Outlook users. This type of error that can crop up out when the connection to server was interrupted. In this blog, I am trying to resolve MS Outlook Error 0x800CCC0F. Read on to know the causes, fixes and the ultimate solution to this error.

This type of error appears when we are trying to send/receive SMTP-based emails. And the worst part is that it doesn’t give you any signs and it just appears one day. This type of error also appears in almost all versions of Outlook. Hence, it’s necessary to understand the probable causes behind this type of this error.

Note: In case if your OST file is inaccessible and you want to export to a healthy PST file format. The user can take the help of the Advanced OST file to the PST Extractor application.

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Causes Behind MS Outlook Error 0x800CCC0F

If you will know about the probable reasons behind the occurrence of this type of error then you will try to repair or fix it. As someone said that knowing the problem is the first step to resolving it. Hence I am trying to mention some common reasons behind this type of error.

  1. Incorrect Outlook profile configuration in Outlook.
  2. Incorrect Server settings.
  3. Antivirus Email protection is enabled.
  4. Improper network connectivity.
  5. MS Windows Firewall is blocking MS Outlook.
  6. If an Outlook data file is corrupted.

Solutions to Fix Microsoft Outlook Error 0x800ccc0f

1. Make Sure You Have Proper Connectivity to The Internet

Before implementing any step, you should make sure that you have proper connectivity to Outlook. If not, you’ll need to troubleshoot network connectivity problems. If you are using a Wi-Fi connection then you can click on “Troubleshoot Problems” from the pop-up menu.

2. Disable Unnecessary Plugins Running in Your Machine

It’s a common remedy to fix different errors of Microsoft Outlook is to disable anti-virus and unnecessary plugins. In Outlook 2010 and 2013 Add-ins are listed under “File Tab->Options->Addins”. It’s a great way to fix different errors in Microsoft Outlook.

3. Start Outlook in Safe mode

I personally felt that running Outlook in safe mode may help to resolve errors automatically. It’s a start-up for operating system execution. If you to open Outlook in safe mode then you need to go through the below steps;

1. Go through Start Menu
2. Open a command prompt just by typing cmd and pressing Enter key to open a command prompt
3. Type Outlook.exe/safe and press Enter. It will open Outlook with limited functionality and it may help to resolve errors automatically.

4. Run Inbox Repair Tool (ScanPST.exe or ScanOST.exe)

If the Outlook data file is corrupted then it creates different issues. You can repair the Outlook data file using the OST Integrity Check tool and Inbox Repair Tool. These types of free utilities are designed to resolve different types of synchronization issues of OST files. To run the inbox repair tool firstly you need to close Outlook and run the tool by going through

C: Drive >> Hit the “Program Files” >> “Microsoft Office” >> “Office14” >> Go to “SCANPST”.

Recommended Solution to Tackle MS Outlook Error 0x800CCC0F

Although all manual solutions to fix MS Outlook Error 0x800CCC0F are free and it has been suggested on many tech-forum sites by Experts. They work but suffer from limitations. Here a question strikes our mind is there any alternate solution that will fix different issues of the OST file and fix the Microsoft Outlook 0X800CCC0F error as well?

The answer is yes, using the professional tool is an alternate solution to export without Outlook and Exchange Server. It’s an unmatched solution to fix different errors in Microsoft Outlook. This application is compatible with Microsoft Outlook 2019 and the below version.

Final Conclusion

Many times users have to face Microsoft Outlook error 0x800ccc0f code. In this article, we have given the various possible reasons for this error. To resolve this issue we have discussed the best possible ways to fix this error.

Check out the steps to open the OST file in Outlook.


By Nilesh Kumar

As a Chief Technical Writer, I know the technical issues faced by home and professional users. So, I decided to share all my knowledge via this blog. I love to help you with challenges while dealing with technical jargon.