There are several reasons that can corrupt your Outlook PST file. Some of them are faulty networking device, power failure when accessing the PST file, file system errors, abnormal termination of Outlook, and bugs in Outlook program. Outlook installation includes Inbox Repair Tool that you can run for the corrupted file and fix many of the corruption errors. But if it fails, you need to use commercial PST Repair products.For example, consider a situation when you try to restore an Outlook .pst file on a PowerShell installed Windows system. You export a PST file from a different installation, but when you try to restore it, a powershell error generates that an error has been encountered and it needs to close. When you view the application event log, you notice error description as below

“Faulting application powershell.exe, version 6.0.5430.0, stamp 451acab4, faulting module olmapi32.dll, version 12.0.4518.1014, stamp 45428191, debug? 0, fault address 0×0024a22f”

You cannot open the .pst file in Outlook and view its contents.

Note: Windows PowerShell is a command line shell that is associated with scripting language and provides administrators a precise control over the system.

Cause

One of the prominent reasons for such behavior is that .pst file is corrupted. Also, if you use improper method to import or export method for .pst file, this might lead to issues, as above.

Solution

Before repairing the corrupted .pst file, you should make sure for correct import-export method. If this is not the case, you can repair the corrupted .pst file using Outlook built-in tool -Inbox Repair Tool (scanpst.exe).

Scanpst.exe is a hidden file. So, make sure you enable the view for hidden files and folders first. To run the tool, locate it using Windows Search or Find option, open it and start the repair process for the affected file path and name.

However, if the issue persists even after running the tool, the corruption is severe and needs to be repaired by using a PST Recovery application. PST Repair software are exclusive products designed with powerful and safe technology to repair and restore a damaged Outlook .pst file.

Stellar Phoenix Outlook PST Repair is a high-end technology tool that performs safe PST Recovery in all instances of corruption. The tool is compatible with Outlook 2007, 2003, 2002 and 2000. It incorporates powerful repair algorithms for corrupted .pst file that are safe too. The software provides comprehensive recovery for all PST emails, notes, tasks, journals, appointments etc.