Outlook Data File Cannot Be Accessed – Fix Error 0x8004010f

Summary: Outlook data file cannot be accessed in scenarios like exchanging emails, organizing folders, or updating address books. This creates an interruption in the regular workflow. Therefore, to resolve this error and seamlessly use Outlook, this blog provides some accurate solutions. Furthermore, it also describes an Outlook PST Repair Tool for quick recovery. Download Now   Purchase Now

Common Causes of 0x8004010f Error Occurrence

Some significant reasons for the emergence of MS Outlook errors are:

• Corrupted Outlook Data Files (.ost or .pst) and Add-ins
• Incorrect MS Outlook file location on the system
• Poor internet connectivity or misconfigured Firewall settings
• Outdated Outlook version and corrupted Outlook profile
• Conflicting software and incorrect email account settings
• Oversized mailbox or issues with the Exchange server
• Abrupt system shutdowns or malware and online threat attacks.

Microsoft Outlook Data File Cannot Be Accessed. How to Fix?

Users can fix the error through manual methods or by a professional tool. The step-by-step process is explained below. Follow it carefully to handle the error effectively.

How to Fix Outlook 0x8004010f Error Manually

We have four manual methods to fix the error. Ensure you have a stable internet connection on your system. Further, follow the steps as stated below.

#1 Using ScanPST.exe Microsoft Outlook Feature

1. Navigate to C:\Program Files(x86)\Microsoft Office\root\Office (16/15).
2. Then, find ScanPST.exe and open it.
3. Further, click Browse and select a location to scan the PST file.
4. Tap the Start button to begin scanning. Click Next.
5. Afterward, if any errors exist, click Repair to fix them. Finally, hit OK.

#2 Turn Off Compatibility Mode

1. Type Outlook in the Search bar. Right-click and select Open File Location.
2. Next, again right-click and choose Properties. Then, move to the Compatibility tab.
3. Here, uncheck Run this program in compatibility mode and press OK.

#3 Creating a New Profile for Microsoft Outlook

1. Launch Control Panel, click User Accounts and pick Mail (Microsoft Outlook).
2. Choose Show Profile and click Add in the open dialog box. 
3. In addition, provide a name and click OK.
4. Then, provide your email and click Next. At last, hit Finish.

#4 Data File Cannot be Accessed Outlook 2016: Disable Add-Ins

1. Firstly, start MS Outlook in safe mode by typing Outlook.exe/safe in the run window.
2. Then, move to File and select Options.
3. Now, click Add-ins and choose the Manage option.
4. At last, disable all the selected add-ins and click OK to save.

Loopholes of the Manual Method

• Not very suitable for non-technical users.
• Chances of data theft and corruption.
• No guarantee of accuracy, and it may take time.

Outlook Data File Cannot Be Accessed. Try the Expert Solution!

PST Repair Tool is a reliable software to handle corrupt and damaged PST files. This flexible tool easily recovers the data and also helps to fix error 0x8004010f. Along with that, it restores deleted inbox items and saves them as an archive. Moreover, this versatile software has no PST file size limitations. In addition, it has various excellent features like:

• Retrieves data for all mailbox items without much hassle.
• Repair Corrupt PST file with different recovery modes.
• Supports all Outlook and Windows OS versions, such as 11, 10, 8.1, 8, Vista, etc.
• Saves recovered data in multiple formats like PST, DBX, EML, MSG, & MBOX.

Process to Fix Data File Cannot be Accessed Outlook 2016 Error

1. Launch the Outlook PST Recovery Tool and click Open to upload PST.
2. Then, choose either Standard, Advanced, or Deep Recovery for your file.
3. Click OK to start the process of scanning and recovery.
4. Further, preview and select PST folders.
5. Click the Save icon from the top menu and select a location to save. Click OK.
6. Additionally, choose the file format to save the recovered resultant PST.
7. Subsequently, apply filters and finally, click OK.

Conclusion

Many users have faced the Outlook data file cannot be accessed error, and it causes many difficulties. This error occurs because of numerous factors, as discussed above. But it is not impossible to fix the error. Just follow the step-by-step procedures as described in this blog. The manual ways are free but contain risk and are tiring. Instead, the professional tool does the same task easily and in just no time with 100% accuracy.