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Fix: Outlook.pst is not valid error [Invalid Path]

The Outlook.pst is not valid error often arises when the PST file for an Outlook user account doesn’t exist at the location specified in the error message.

It might have been moved to another location or deleted. If the PST file is at the specified location, however, that data file is probably corrupted.

How can I fix the Outlook.pst error efficiently?

1. Use Stellar Repair for Outlook

If your Outlook PST file is corrupted, you can repair it with Stellar Repair for Outlook. Stellar Repair is a highly rated PST file recovery tool that can restore heavily corrupted PST files.

Stellar Repair can scan very large PST without restrictions and provides an enhanced preview window for recoverable mailbox data.

Its users can then select all, or more specific, recoverable mailbox items within its preview window to restore with the recovered PST data file.

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Other useful features

  • Enables users to split or compact larger PST files
  • Exports mailbox data in PST, HTML, PDF, EML, and RTF formats
  • Provides detailed log reports for PST files it recovers
  • The Technician Edition exports recovered PST data directly to Office 365
Stellar Repair for Outlook

Stellar Repair for Outlook

Using the Stellar Repair for Outlook enables you to easily fix any PST files, with just a few clicks of the mouse.

2. Relocate the Outlook PST file

  1. Press the Windows and R keys at the same time to launch Run.
  2. Type Control Panel in Run, and select the OK option.
  3. Next, click Mail (32-bit) in the Control Panel to open the window in the snapshot directly below.
    Mail Setup window outlook.pst is not valid
  4. Press the Data Files button.
  5. Select the default PST file, and click the Open File Location button.
  6. If you can’t find the PST at its specified location, the file might have been moved to an alternative folder path. To search for the PST file, press the Windows key + S hotkey.
  7. Then enter the title of the PST file, as listed on the Data Files tab, in the search box.
  8. If the search box finds the PST file, right-click it and select Open file location.
    Open file location option outlook.pst is not valid
  9. Then move the PST data file into the folder path (location) specified for it on the Account Settings window’s Data Files tab.

3. Check if the PST file is in the Recycle Bin

  1. Click the Recycle Bin icon on your Windows desktop.
    The Recycle Bin outlook.pst is not valid
  2. If there’s a lot in your Recycle Bin, enter the PST file title in the search box.
  3. Right-click the PST file in the Recycle Bin and select the Restore option.
  4. Check that the PST is restored to its original Outlook location.
  5. Thereafter, open Outlook.
  6. Click File > Import/Export to open the window shown directly below.
    Import and Export Wizard outlook.pst is not valid
  7. Go through the Import and Export Wizard to import the PST file you restored from Recycle Bin.

4. Remove Outlook account links with old, deleted PST file

  1. Open the Mail Setup window from the Control Panel as outlined within the first three steps of the second resolution above.
  2. Click the Show Profile button.
  3. Select the Outlook profile that you need to fix the issue for, and click the Properties option.
  4. Select the Data Files tab.
    Data Files tab outlook.pst is not valid
  5. Select an alternative PST file to be your default one, and click the Set as Default option.
  6. Then select the deleted PST file listed there, and click the Remove option.

5. Restore previous Outlook PST file versions

  1. Open File Explorer in Windows.
  2. Next, open this folder path in File Explorer: C:UsersUserNameDocumentsOutlook Files
  3. Right-click the Outlook Files folder to select the Restore Previous Versions option.
    Previous Versions tab outlook.pst is not valid
  4. Choose a previous version to restore from there, and click the Apply button.

Note: This resolution will only work for users who have enabled File History to back up the Outlook Files folder.

So, that’s how users can fix the Outlook.pst is not valid error. First, check if the PST file is in the specified location via the Data Files tab.

If it isn’t, you might find the PST file in the Recycle Bin or with Windows’ search utility.

If the file is where it should be, PST repair software might be the only feasible resolution.

This post was written by Matthew Adams and was first posted to WindowsReport

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