A Guide to Repair Outlook Error 0x80040115

🕔 7 minutes read
Written By
Updated On

Summary: Every now and then Outlook users may find different issues, due to many reasons. Below we are discussing of such issues, Outlook error 0x80040115, you can find the reasons and solutions for the error in this article.

Content Table:

What is Outlook Error 0x80040115?

The Outlook error 0x80040115 occurs when you send an email, but Outlook fails to synchronize with the mailbox server. Most of the time when you encounter this error you will get a pop-up error message “We can’t complete this because we can’t contact the server right now. Please try again later.”

What Causes Outlook Error 0x80040115?

Below we have mentioned some of the reasons for common Outlook error 0x80040115,

  • Oversized Outlook data files.
  • Network connectivity issues.
  • Add-ins conflicting with Outlook.
  • Corrupted Outlook data files.
  • Incorrectly installed Outlook application.
  • Issues with email server connection.

How to Fix Outlook Error 0x80040115?

You can find many solutions to repair Outlook 0x80040115 errors, but many of them may not help you in your endeavor. Hence, we have selected a few sure-shot methods to achieve desired results. Please follow the instructions below.

Method 1: Check Internet Connection

Checking your internet connection seems a simple solution, but lots of the issues with the sending or receiving errors occur because you forget to connect your system to a working internet. That is why whenever you get such errors you should check your internet connection.

Method 2: Clear DNS Cache

Some of the times you get a 0x80040115 error due to DNS cache issues. You can clear the DNS cache to solve the error. To do this you can use flushdns command, follow the steps below,

Command Prompt - flushdns command

  • Type CMD in search and select Run as administrator.
  • In the command prompt type ipconfig /flushdns and press Enter.
  • Once the process completes, please restart your system.

Method 3: Launch Outlook in Safe Mode

You can use Outlook in safe mode to open Outlook applications with default settings, without any Add-ins or custom settings. You can follow the instructions below to launch Outlook in safe mode,

  • Press Windows + R keys to open the Run
  • In the window, type Outlook.exe /safe and press Enter.

Run Dialogue Box - Outlook Safe Mode

  • Choose the profile you want and click on OK.

Outlook Safe Mode - Select Profile

  • Check the issue is resolved.

Method 4: Disable Conflicting Add-ins

If your Outlook works properly in safe mode, then there is a chance that the error is caused by the Add-ins you have installed. You can remove them using the steps below,

  • Open Outlook and click on the File.
  • Now click on Options and the Outlook Options window opens.
  • Click on Add-Ins and select COM Add-Ins and click on Go.

Outlook Option - Add-ins

  • In the COM Add-Ins window remove the check mark on the Add-ins you want to disable.

COM Add-ins Window

  • Click on OK and Relaunch the Outlook application.

Method 5: Modify Outlook Profile Settings

Some of the times the Outlook error 0x80040115 is caused by your profile settings. Modify them to repair the error. Follow the instructions to change the settings,

  • Open Control Panel from the Start
  • Find and click on Mail (Microsoft Outlook).

Control Panel - Mail

Note: For the 32-bit version of Outlook you need to look for Mail (32-bit).

  • In the Mail Setup window, click on Show Profiles.

Mail Setup Window

  • In the Mail window, select Outlook profile and click on Properties.

Mail Setup Profile Window

  • In the window that opens, click on Email Accounts.
  • Select the Email account and click on Change.

Email Account Settings Window

  • In the Change Account window click on More Settings.
  • In the Microsoft Exchange window, click on the Security.

Microsoft Exchange Settings Window

  • Check the Encrypt data between Outlook and Microsoft Exchange box and click on OK.

Method 6: Create a New Outlook Profile

A damaged or corrupted Outlook profile can cause issues in Outlook and lead to the error 0x80040115. Below are the steps to creating a new Outlook profile to solve the profile corruption,

  • Open Control Panel from the Start
  • Find and click on Mail (Microsoft Outlook).

Note: For the 32-bit version of Outlook you need to look for Mail (32-bit).

  • In the Mail Setup window, click on Show Profiles.
  • Click on Add button and provide the Profile Name.

New Outlook Profile

  • Follow the on-screen instructions to complete the profile creation.
  • Once created, select Always use this profile and select the new profile from the drop-down list.
  • Finally, click on OK and open the Outlook application.

Method 7: Repair Outlook Installation

Incorrect Outlook installation can cause many issues, including 0x80040115 errors in Outlook. Before you start the repair process, make sure to back up your Outlook data files. Now you can follow the steps below and repair Outlook installation,

  • Press Window + R keys to open the Run dialogue box.
  • Now type appwiz.cpl and click on OK.

Run Dialogue Box - appwiz.cpl

  • In the Programs and Features window, find and select Microsoft 365.
  • Click on Change at the top of the box.

Programs and Features Window

  • In the window that opens, select Quick Repair, and click on Repair.
  • Wait for the process to complete and open the Outlook application.

Microsoft 365 Repair Window

Method 8: Repair Corrupt Outlook Data Files

Now that we have exhausted all the other solutions, the final possibility of the cause for the error is corruption in the Outlook data file. Repairing these files can be done by using a repair tool. Below we have given two repair tool options.

Steps to use ScanPST tool

ScanPST is a built-in inbox repair tool provided by Microsoft. You can find the scanpst.exe file in the following locations according to the Outlook application,

  • Outlook 2019: C:\Program Files\Microsoft Office\root\Office16
  • Outlook 2016: C:\Program Files\Microsoft Office\root\Office16
  • Outlook 2013: C:\Program Files\Microsoft Office\Office15
  • Outlook 2010: C:\Program Files\Microsoft Office\Office14
  • Outlook 2007: C:\Program Files\Microsoft Office\Office12

Note: Replace the Program Files with Program Files (x86) if you are using a 32-bit version of Outlook.

Now follow these steps to use the ScanPST tool,

ScanPST Inbox Repair Tool

  • Open the tool by double-clicking on the exe file.
  • Click on Browse to find the corrupted Outlook data file.
  • Click Start to begin the scan process.
  • If any errors are found, you can click on the Repair button to start the repair process.
  • Once the process is completed, you can open the Outlook application.

Note: This is a time-consuming process and may need to run multiple times to get the desired result.

Steps to use SFWare PST repair tool

If you want, you can use a professional repair tool to fix corrupted Outlook data files. You can use the SFWare PST Repair tool, which is developed to repair multiple issues in Outlook data files. Download and install the tool and follow the instructions below,

Free Download for Windows

  • Open the software and click on Open PST File on the home screen.

SFWare PST Repair tool - Click on Open PST File

  • Click on Browse on the next screen to select the corrupted Outlook data files.
  • Once you select the corrupted files, click on Next.

SFWare PST Repair tool - Select Corrupt PST file

  • Select the scanning method and provide a location to save the repaired data files.

Note: You can choose between Normal Scan and Smart Scan for scanning methods.

SFWare PST Repair tool - Select Scan Method

  • Now click on Repair and wait for the process to complete.
  • You can verify the repair result in the window that opens after the process completes.
  • If you are satisfied, you can save the repaired file.


We have discussed the Outlook error 0x80040115 in detail with this blog post. We have provided you with enough information to deal with the error and get back to using your Outlook application normally. Let us know how you find the solutions in the comment box below.

Related Posts:

Leave a Reply

Your email address will not be published. Required fields are marked *