Resolve Unexpected Error Prevented Access to PST File in Outlook

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“While trying to access my PST file in Outlook, an error encountered unexpectedly that said, access to this file (*.pst) is prevented. I did what I can do but nothing seemed to fix the issue. Now I am unable to access my mail data; can someone suggest me proper way to fix this unexpected error in Outlook that is preventing access to PST file? Please help!!”

MS Outlook users may face many unexpected errors while trying to open mail account and one among them is, “An unexpected error prevented access to this outlook.pst file. Use ScanDisk to check the disk for errors.” The main cause for this error in Microsoft Outlook is PST file corruption. PST file holding numerous information of a mail account can get corrupted due to factors like:

  • Malware intrusion
  • Bad sectors at the location where PST file is saved on hard drive
  • PST file crossing its maximum size limit
  • Incorrect Outlook termination
  • Improper Outlook Preference settings or configuration

As Outlook PST file gets damaged in any of these instances, it shows unexpected error preventing access to this file. However, this error can be resolved by running inbox repair tool, Scanpst.exe on Outlook PST file. To run ScanPST tool, browse for “C:\Program Files\Microsoft Office\OfficeXX” on a 32bit Windows OS or to “C:\Program Files (x86)\Microsoft Office\OfficeXX, where XX denotes the Outlook version. There click and run scanpst.exe. Even after running ScanPST, if the error persists then prefer using reliable third party Outlook repair utility.

Software to repair error showing Outlook PST File:

As recommended by many tech experts, Yodot Outlook PST Repair is the best utility to fix PST after unexpected error prevented access to this file in Outlook error. Its read-only repair modules can scan and fix all errors with MS Outlook PST file that prevents to show mail data. Along with this unexpected error, this tool may even repair Outlook missing PST file error, Outlook was unable to complete this request error, cannot start Microsoft Outlook error, PST file do not have permission to open error and so on. This utility can excellently fix corrupted PST as well as OST files from Outlook 2000, 2003, 2007, 2010 and 2013 versions. One can use this tool on Windows Vista, Windows 8, Windows 7, Windows 8.1, Windows XP, Windows Server 2003 and 2008 operating systems with ease.

Follow these steps to fix Outlook unexpected error prevented access to PST file error:

  • Download Yodot Outlook PST Repair software on your Windows system
  • Install and run the utility according to onscreen instructions
  • In main screen, click for ‘Open PST File’ option if you know where exactly the PST file is saved
  • Otherwise click on ‘Find PST File’ option to browse the location of Outlook PST file
  • If your Outlook has multiple profiles, then choose particular PST file with the help of ‘Select Outlook Profile’ option
  • Once PST file is chosen, choose the scanning mode between Normal and Smart scan
  • Also mention the destination location where you would like to save repaired PST file and click ‘Next’
  • Once scanning completes, view fixed PST file attributes in Outlook interface style and click on Save to save it in mentioned location

Points to Remember:

  • Regularly keep track of errors or presence of bad media spots on hard drive using ChkDsk utility
  • Backup Outlook PST file recurrently to avoid file corruption issues

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