How to Fix Outlook Data File Cannot be Accessed: Resolve Error 0x8004010F

No email client is free from errors and bugs. And it can be quite frustrating to deal with some of them without proper guidance. One such Error 0x8004010f has been quite common during the send/receive process in MS Outlook application. In this article, we will help you to know how to fix Outlook data file cannot be accessed error easily.

The error code 0x8004010F typically means “Outlook data file cannot be accessed” or “The operation failed” This error usually occurs in Microsoft Outlook when the software is unable to access the Offline Address Book (OAB) or when there is an issue with the profile configuration.

Generally, this error occurs because of these primary reasons:

• Outlook profile corruption.
• Moving the data file to a different location.
• Or, the most severe one that is Outlook Data file corruption.
• MS Exchange Profile is not configured properly .
• Failing for file access permission.

Since 0x8004010F error will disable your sending and receiving operation, it is necessary to resolve it firsthand.

Solution When Nothing Works

In such cases, your best bet would be to use SysTools PST Repair Software which can easily repair corrupt PST file. This professional tool can recover all mail items from damaged PST files in batch. The UNICODE PST file can then be imported to any Outlook version free of any issues and errors. This will result in Outlook data file cannot be accessed error resolved.

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Fix Outlook Data File Cannot be Accessed Error

Different methods can be applied in order to resolve this Outlook 0x8004010f issue in 2010 and 2013 versions. Normally, by creating a new profile, we can fix the error. However, you can choose to refresh Outlook settings to get rid of the 0x8004010f error.

Method-1: Configure a New Outlook Profile

Creating new profile can resolve the 0x8004010f  Outlook error. For this, we need to locate the Outlook data file of the current profile, then create a new profile having this data file and finally set it as the default one. The step-by-step guide is as follows:

Step-1: Locate the Existing Outlook Data File

• Open the Control Panel and click on Mail.
• Mail Setup – Outlook dialog box will appear, click on Show Profiles button
• Select the Existing Outlook profile and click on Properties

• Again the Mail Setup – Outlook dialog box will appear. Here, click on Data Files
• In the Account Settings window, select the Data Files tab
• Here, look for a checkmark before the data file name and location. Note them, as the check mark represents the default data file

• Click on Close to exit the operation.

Step-2: Create a New Profile in MS Outlook

The second step here is to create a profile in order to fix Outlook data file cannot be accessed issue. This can be done in 2 different ways- Autoconfiguration and Manual account setup.

Using Auto Account Setup

• Start Control Panel and click Mail >> Show Profiles
• Select the Outlook profile and click on Add button

• Enter a new profile name in the appeared dialog box and click OK
• An Add New Account dialog box will appear. Type your email credentials, then click Next

• Hit Finish button after configuring account.

Manual way to Create New IMAP or POP Account

• Follow the steps given above till Add New Account dialog box appears
• Here, select the Manually configure server settings or additional server types radio button and click on Next

• Choose Internet E-mail and click on Next button

• Enter your email account details and click on Test Account Settings to verify your account settings
• Also, select the Existing Outlook Data File radio button and click on the Browse button

• Select the previously located Outlook file and click Ok
• Now click on Next >> Close >> Finish to successfully create the new account.

Step-3: Configure the New Profile as Default Profile

1. Open Control Panel, then go to Mail >> Show Profiles
2. Choose the new profile from the Always use this profile drop-down menu
3. Click Ok to exit.

Method-2: Alternate Way if New Profile Creation is Not Feasible

We can change the data file of the current profile to a new temporary one and then change it back to the original file. This can refresh Outlook send/receive settings and may fix Outlook data file cannot be accessed 0x8004010f error. Steps to do this are below:

• Launch MS Outlook and go to File >> Account Settings >> Account Settings
• Select the error related account and click on Change folder button
• Next, click on New Outlook Data File and give it a name. Click Ok

• Expand the folders of the new Data File to select Inbox folder. Click Ok

• Again click on Change folder and re-select the original data file and folder. Click Ok

• Click on Data Files tab >> Remove to delete the newly created data file

• Close the Account Settings window and click Send/Receive option.

Outlook data file cannot be accessed error has been successfully resolved.

Conclusion:

You may receive an error on sending or receiving emails in MS Outlook. The error may display one of these messages: “The operation failed. An object could not be found” or “Outlook data file cannot be accessed”. Proper guidelines are discussed in the article to resolve them. In case everything fails, a guaranteed professional approach is also mentioned.