One of my emails was damaged by unknown reason

I have many emails in my inbox, something happened with my .pst file, and MS Outlook 2003 viewed: The file xxxx.pst could not be found. Is there any method to repair large PST file?

 

A 5 second Google search pulled this up.

https://support.microsoft.com/en-us/help/272227/how-to-repair-your-outlook-personal-folder-file-.pst

 

I am very appreciated to you dude, I hope it will help me.

 

In event of your .pst file is huge, more than 10-20GB in size. Then you of course could try ScanPST, but variety that it doesn’t help is very high. For your situation, you need something like Recovery Toolbox for Outlook, because it owns supporting of huge .pst files – How to repair a large PST File with Microsoft Outlook Data