Error 0x800CCC13 During Email Sending Request? No worries!


Microsoft Office Outlook fails to send an email and delivers 0x800CCC13 error. The error, typically described as runtime issue during email sending request, appears due to one or more reasons discussed in this article.

Download the Diagnostic

There are certain situations when missing entries in your registry and registry corruption causes this problem. Try running a registry scan to identify if there are any such issues.

  1. Click the button below to download and install the Diagnostic
  2. Perform a Registry scan and fix any problems detected.
  3. Restart your computer.

Estimated Download Time: 10 Seconds

Run Outlook in Safe Mode

Safe Mode is a type of application startup that loads only select program features. Outlook encounters an error due to one or more faulty or incompatible add-ins.

  1. Press Windows Key + R keys simultaneously.
  2. Type Outlook /Safe
  3. Click OK.

Disable Add-Ins

Your email client program comes with add-ins, features that add seamlessly integrating extended functionality to the software. Outlook data sync, mailbox aliases modifier, personalized greetings insertor, are some of the prominent add-ins commonly used by Outlook users.

  1. Open Microsoft Office Outlook.
  2. Click the File menu.
  3. Select Options.
  4. Click the Add-Ins tab in the newly opened dialog.
  5. Click Go.
  6. Uncheck any add-ins you wish to disable, and then click OK.

Change Office Root Folder Properties

Allow administrative privileges to access the contents of the Office 15 subfolder in the Program Files directory. It’ll repair error 0x800CCC13.

  1. Click the File Explorer.
  2. Open the following directory:
    • C:\Program Files\Microsoft Office\
  3. Right-click the Office 15 subfolder, and select Properties.
  4. Click the Security tab.
  5. Click Edit.
  6. Check all the boxes under the Allow column.
  7. Click OK | OK.

Disable Firewall To Avoid Error 0x800CCC13

Windows Firewall, a network security solution from techno-giant Microsoft, secures your computer against potentially dangerous worms, malicious programs, and hacking attempts. Outlook may face connectivity issues due to inter-program conflicts. Disabling Firewall might help to fix your issue.

  1. Press Windows Key + X.
  2. Select Control Panel.
  3. Click System and Security | Windows Firewall.
  4. Click Turn Windows Firewall on or off.
  5. Select Turn off Windows Firewall (not recommended) option under both Private Network Settings and Public Network Settings categories.
  6. Click OK.

Reset Internet Zones

The solution is to set the default security level zones by correctly changing your computer’s Internet settings. Fire up Internet Properties, a dialog that enables you to customize these settings.

  1. Press Windows Key + R.
  2. Type inetcpl.cpl and click OK.
  3. Click the Security tab.
  4. Click Reset all zones to default level button.
  5. Click Apply | OK.

Turn Off Antivirus

An Antivirus is a set of security features bundled together. It may be conflicting with your computer’s functioning. Temporarily turning off your Antivirus may be helpful.

  1. Click the Upward icon on the right side of your Taskbar.
  2. Right-click your Antivirus icon.
  3. Select Pause protection.
  4. Select a time interval, and then click Pause protection to confirm.

Delete Outlook Data

Remove the application data from the Registry, a single place for all Windows, Microsoft and Non-Microsoft applications.

  1. Press Windows Key + R keys simultaneously.
  2. Type RegEdit and then click OK.
  3. Open the following sub-key:
    • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
  4. Right-click on the Outlook string in the right panel, and select Delete.

Restore Default TCP/ IP Configs

There may be some connectivity issues. You can fix the WinSock configurations as below:

  1. Press Windows Key + X.
  2. Select Command Prompt (Admin).
  3. Execute the below command:
    • Netsh winsock resetf

Turn Off Proxy

Proxy server deals with client requests seeking on-demand resources. It acts as an intermediary, which needs to be disabled to fix error 0x800CCC13.

  1. Open Command Prompt as Administrator.
  2. Execute the following command:
    • netsh winhttp import proxy source=ie

Reregister DLL File Dependencies

DLL, an abbreviation of Dynamic Link Library file type, uses function calls for the operating of applications and Windows features. Typically, Badly registered DLLs tend to cause this problem. You might want to reregister such file(s) displayed in the error message.

  1. Open CMD as Admin.
  2. Run the following command:
    • regsvr32 < DLL File Name>.dll

Delete Outlook Temp Files

Outlook temporary files contain the information required during program runtime. Deleting these files is safe and secure.

  1. Type CleanMgr in the Search Box.
  2. Open the Disk CleanUp tool from the Search Results.
  3. Select the drive containing Outlook installation.
  4. Click OK.
  5. After a while, a new dialog will list all temporary objects. Check the items you wish to delete, and then proceed next.

This shall fix error 0x800CCC13.


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