Outlook Error 0x8004010F

Outlook Error 0x8004010F: Outlook data file cannot be accessed Fixed!

Outlook Error 0x8004010F – When MS Outlook is configured with an Exchange or IMAP-based email account, an Offline Storage File (OST) is created on the local system. This OST file contains a synchronized copy of all mailbox data that is stored on the Exchange server. In a nutshell, an OST file is a replica of the user’s Exchange mailbox as it stores all mailbox items, such as emails, attachments, contacts, notes, calendar items, etc. locally.

Thus, OST enables users to access their Outlook even if the system is offline or the Exchange server experiences downtime due to technical issues or maintenance. In such cases, the users can continue to work on Outlook without interruptions. Also, any changes they make to the account or send an email message from Outlook are stored locally in the OST file and synced with the mailbox on the server once the system connects to the Exchange server or the server comes online.

However, there could be instances where users face errors while trying to access their Exchange mailbox data through the OST file. Such errors might be caused due to faulty synchronization between Outlook and Exchange or due to problems with the OST file. More often than not, problems within the OST file trigger mailbox access and send/receive errors.

Sending reported error (0x8004010F) : ‘Outlook data file cannot be accessed.’

Receiving reported error (0x8004010F) : ‘Outlook data file cannot be accessed.’

Outlook Error 0x8004010F

This error prevents users from sending or receiving emails. Thus, resolving it at the earliest should be your priority. So, this article sheds light on this common Outlook data file error 0x8004010F: Outlook data file cannot be accessed and shares methods to fix it.

Reasons for Outlook Error 0x8004010F

An OST file is prone to damage due to various factors. These include corruption due to oversize, virus attack, damage due to accidental or force shutdown, etc. While these are the common causes behind OST corruption, it may also spring up due to human errors.

Also Read: How to fix Outlook error 0x80042108 in Windows 10

More often than not, this is a MAPI error that occurs at the time of synchronizing an offline address book (OAB), during email send/receive operation, or while downloading the OAB files. Following are the primary reasons behind Outlook error 0x8004010F:

  • OST file is corrupt
  • Incorrect configuration or corrupt Outlook profile
  • No internet or unreliable network connection
  • Sending/receiving emails via Shared Mailbox
  • Change in the location of OST file on the machine
  • Copying of old OST file used by previous Outlook version after upgrading
  • Damaged Outlook program files
  • Insufficient read/write permissions
  • The primary account is not set with the primary account OST file
  • Firewall settings

Methods to Fix Error 0x8004010F: Outlook Data File Cannot Be Accessed

Depending upon the real cause behind the error, you could opt for different ways to fix the Outlook error. The fixes explained below apply to Outlook 2010 and Outlook 2013.

Method 1: Restart Outlook and Check Internet Connection

Sometimes a simple restart may resolve issues with programs and systems. Thus, if you are experiencing the Outlook error 0x8004010F, restart Outlook or system and then check back again. Also, check the internet connection. If this doesn’t fix the error 0x8004010F, proceed to the next method. 

Method 2: Check Account Settings to fix Outlook Error 0x8004010F

Make sure your account settings are correct and the Exchange server is also online. To check this, you may use Outlook Web App (OWA). Try to login via OWA. This will help you ensure if there’s some temporary connection issue. Also, check with the administrator if they’ve changed any server settings that you may need to change in your Outlook account.

But if you login successfully on OWA, it may be some other issue. Follow the next methods to resolve the Outlook 0x8004010F error.

Also Read: Microsoft Outlook RSS Feeds not updating on Windows PC

Method 3: Create a New Outlook Profile

A corrupt Outlook profile could also be a reason behind the 0x8004010F error. However, this can be easily resolved by creating a new Outlook profile. For this, find the current location of your default Outlook data file (in this case, OST file), and then create a new Outlook profile. The steps are as follows,

  • Open Control Panel and click on Mail (32-bit)
  • This opens the Mail Setup Click Show Profiles
mail setup
  • Next, click Add to create a new Outlook profile
add mail Outlook Error 0x8004010F
  • Enter a name in the ‘Profile Name:’ field and click ‘OK
add new profile
  • In the ‘Add Account’ window, enter the required details, such as name, email, and password. Then click ‘Next
add account
  • Check the ‘Change account settings’ checkbox and then click ‘Next
connect to email server - Outlook Error 0x8004010F
  • Now select the old profile and click ‘Remove
  • Then click ‘Always use this profile’ radio button and select the new profile name from the drop-down
  • Click ‘OK’

This will create a new profile. Restart Outlook for changes to take effect.

Also Read: Sending or Receiving reported error 0x800CCC0F in Outlook 2010/2013

Method 4: Fix Old Outlook Profile

Sometimes, changing the message delivery location to a temporary folder and then changing it back refreshes Outlook settings. This may fix the error. So, if you don’t want to create a new Outlook profile for fixing Outlook error 0x8004010F, you can follow the below-mentioned procedure to fix the OST file error.

  • Go to File > Account Settings > Account Settings and then click Change Folder
  • Click New Outlook Data File to create a temporary data file
  • Enter a name for this new Outlook data file and then click OK
  • Now expand the subfolders and select Inbox folder
  • Next, click OK to close the dialog box
  • Again, click on the Change Folder button
  • Now select your Original Inbox folder data file by expanding the subfolder. Then click OK
  • Now click on the Data Files tab and remove the temporary OST file that you created earlier
  • Close the Account Settings dialog box and then click ‘Send/Receive’ to check if the error 0x8004010F is resolved

Method 5: Edit Firewall/Antivirus Settings

Firewall and antivirus software may also lead to Outlook data file cannot be accessed error. Make sure to enable network access for Outlook.exe file in your antivirus or firewall network settings. The default ports are 25 for outgoing access and 110 for incoming.

CAUTION: Changing firewall or antivirus settings can make your system vulnerable to attacks. Thus, we don’t recommend this method but providing information so that you can use it to resolve the 0x8004010F Outlook error.

Method 6: Repair OST File

You may also attempt to repair the OST file by using the Inbox Repair tool, i.e. SCANPST.EXE. The tool is located in the installation directory of Outlook. To repair the OST file by using SCANPST.EXE, follow these steps,

  1. Navigate to the following location to find and launch SCANPST.EXE

C:\Program Files\Microsoft Office\root\OfficeXX\

  1. Now click Browse’ and select the OST file. The default OST file location is: C:\Users\user\AppData\Local\Microsoft\Outlook
inbox repair tool
  1. Click ‘Start’. If the tool finds errors, click the ‘Repair’ button to fix the problem with the OST file
  2. Once repaired, restart Outlook and click on Send/Receive to check if Outlook is working and error is resolved

Method 7: Repair Outlook

As a final solution, you may attempt to repair the Outlook installation files. You may also try to reinstall Outlook if the repair does not work. The steps to repair Outlook are as follows,

  1. Open Control Panel and click on Programs Programs and Features
  2. Find and click on Microsoft Office
  3. Click Change
  4. Then select Repair and Continue and follow the repair wizard
  5. After the repair, open Outlook and check if the error is resolved

Summary: 0x8004010F: ‘Outlook data file cannot be accessed’ is an Outlook send/receive error that may occur due to various reasons. The error appears when you send or receive an email in Outlook or Outlook Express. As a result, email flow is obstructed which can lead to loss of productivity as the users can’t communicate. To help fix the Outlook send receive error 0x8004010F, the article shares a few reliable methods.

Hope you like it.

Article Source: https://www.stellarinfo.com/article/outlook-error-0x8004010f-solved.php

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