However, if your email server supports ONLY a POP3, auto account setup will create a POP3 account. More often than not, it’s caused by either a corrupted Outlook profile or a change in the data file’s location. And though an error resolve Outlook not sending emails fast message might look worrying, you may be able to fix the problem.

Fixing 'Outlook Data File Cannot Be Accessed' Error on PC

In that window, ensure the "Documents" folder is not enabled to sync to OneDrive. Timothy Burlee is a content writer for Secure Data expert Outlook tips by FixTechGuide Recovery Services. He specializes in various topics in the data industry, including data recovery technology, storage devices, and digital forensics.

• This could happen if, for example, OneDrive backs up your Documents folder to the cloud and includes the Outlook Files folder where the file is located.
• I am transferring all my files from a Windows 10 PC to a new Windows 11 PC and am having issues moving my Outlook .PST files for POP accounts.
• On the other hand, accounts through Office 365, Exchange Server, Outlook.com, and IMAP store information offline in Outlook data files (.ost files).
• You can check the location of your Outlook Data Files in Outlook.
• The Lost and Found folder contains any folders and items recovered by the repair tool that Outlook can't place in their original structure.
• Then, in the next window, make sure you're on the tab marked \"Sync and backup\".
• You need to configure your OneDrive to not back up the directory where your Outlook data file resides.
• This might happen due to a power failure or improper shutdown, hardware issues, or viruses and malware.

Stack Exchange Network

Read on to know the likely causes behind the 0x F error in Outlook and the solutions to fix it. When you restart Outlook, all the temporary files are removed and related processes and services are automatically cleared. Sometimes, this will help fix minor issues that might be responsible for the error. If you can open the original Outlook Data File, you might be able to recover additional items. The Inbox Repair tool creates a backup file with the same name as the original, but with a .bak extension, and saves it in the same folder. There may be items in the backup file that you might be able to recover that the Inbox Repair tool couldn't.

What Our Users Say

I tried using the repair process (SCANPST.EXE) which appeared to detect issues but also appeared to complete a successful repair, but the issue persists. I tried to manually access the OST file location and I could read the file just fine. If this diagnostic step works and fixes the error, disabling your add-ins should help prevent it from happening again. Creating new Outlook profile or rebooting the computer fixes the issue. Find solutions to common problems or get help from a support agent. You can check the location of your Outlook Data Files in Outlook.

Repair Outlook Data Files (.pst and .ost)

You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file. The Inbox Repair tool checks the Outlook data files on your computer to see if they're in good shape. It can recover all the mailbox items from the corrupted file and save them to a new PST file, which you can import into your Outlook profile. It can also allow saving the recovered PST data to other file formats, like MSG, EML, HTML, RTF, and PDF.



On the other hand, accounts through rebuild Outlook data file quickly Office 365, Exchange Server, Outlook.com, and IMAP store information offline in Outlook data files (.ost files). One of the major reasons for the "Outlook data file cannot be accessed" error is corruption in the Outlook data file (PST). You can repair the corrupted PST file using the built-in Inbox Repair tool (also known as SCANPST) in Outlook. That is almost definitely the problem and it's very common unfortunately. You need to configure your OneDrive to not back up the directory where your Outlook data file resides. It is not possible for Outlook and OneDrive to both try to access the data file at the same time.