scan pst
Outlook error 0x800ccc6f Interrupt Email Operations: Know the Steps to fix it

Outlook is most preferred database and email client application. It is popular for its email management services. Regularly you use this reliable application for normal email operations as it allows you to access multiple email accounts using offline folders. All informations of Outlook are stored in PST files which allow easy accessibility. These files are more prone to corruption and hence cause various errors. But sometimes there comes a situation when you are unable to send emails due to email error 0x800ccc6f.

To understand the problem in detail consider a scenario when user try to send emails using Outlook and process interrupt in the middle due to Outlook error 0x800ccc6f. You might have experienced below error message while sending emails using Outlook.

“Task XXXX - Sending' reported error (0x800CCC6F) : 'Your outgoing (SMTP) e-mail server has reported an internal error. If you continue to receive this message, contact your server administrator or Internet service provider (ISP). The server responded: 554 mail server permanently rejected message (#5.3.0)"

Appearance of above error message clearly indicates that this problematic situation arises due to server problem. It might be possible that connection fails to establish between server and Outlook application. But you must know that apart from connection problem there can be some other reasons responsible for the email error 0x800ccc6f. Below listed are some common causes that gives rise to Outlook error 0x800ccc6f.

  • Failure in SMTP connection
  • Damaged email account
  • Corrupt emails
  • Damaged PST files
  • Malfunctioning of application
  • Over-sized PST files

Unless you resolve this email error you are unable to send or receive emails. So, it’s very necessary to fix email error 0x800ccc6f in order to perform email operations efficiently. You can follow below mentioned steps in order to fix this error.

  • Check the internet connection if you find any error while connecting to server
  • Modify the account settings
  • Delete damaged emails
  • Repair corrupt PST files using Scanpst.exe or Inbox Repair tool

Using above mentioned steps you will be able to resolve Outlook error 0x800ccc6f but even if you are unable to fix the error then it means that your files are severely damaged. So, you have to use any third party tool to fix this error. You can use Outlook PST Repair Software using which you can safely repair and restores damaged PST files.

Scanpst.exe failed? Try Outlook PST Repair

Install the software with quick installation wizard. Just follow the 4 simple steps to successfully install the Outlook PST Repair.

Step 1
Launch the Outlook PST Repair from the desktop shortcut. And select the corrupted PST file.


Step 2
Click Next and follow the on-screen instruction to finish it. No need to Worry! Your Outlook.pst is in Hand of Professional.

Outlook PST Repair has very advance scanning alogorith as compared to the Scanpst.exe. You will see the difference in result, once the scanning is over.


Step 3
Once Scanning process is completed, Outlook PST repair will show the previews of all the recoverable components.

Step 4
After viewing the lost folder in the recovered item list. Go for the Licence key to save the pst file..


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Yes, it runs faster than the scanpst.exe and completely recovered all my lost emails & Tasks saved in my Ouloook. One Word - Use Outlook PST Repair instead of Scanpst.exe

Simsoe Yank

I really wanna say "Thank you", coz Outlook PST repair for restoring all my lost emails back. Keep up the Good Work!

Hemlon Gter

I tried SCANPST.exe a Inbox Repair Tool, and got nothing. But Outlook PST repair recovered all my emails back.



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