When you use Outlook Inbox Repair Tool (Scanpst.exe) to repair a damaged or corrupted Outlook personal folders(PST) file, the tool fails and reports the following error message:

The Microsoft Inbox Repair Tool does not recognize the file xxxx.pst. No information can be recovered.


An unexpected error prevented access to this file. Use ScanDisk to check the disk for errors, and then try using the Inbox Repair tool again.

where ‘xxxx.pst’ is name of the PST file to be opened.


Below is a screenshot of the error:

Screenshot of error message "The Microsoft Inbox Repair Tool does not recognize the file"

Precise Explanation:

The corruption or damage of the PST file is so bad that Inbox Repair Tool (Scanpst) is not able to repair the file.

You should use DataNumen Outlook Repair to repair the corrupt PST file. With sophisticated programming and algorithm methodology, DataNumen Outlook Repair will always recover most of the recoverable data form the corrupt PST file, so it is the best Outlook recovery tool in the market.

Sample Files:

Corrupt File: Test2.pst

File fixed by DataNumen Outlook Repair: Test2_fixed.pst