If you are used to moving your outlook profile from one computer to another then this tool could be quite useful, as you may have a corrupted .pst file which cannot be imported in the outlook on the new computer.
It happens to many of us when .pst or Personal Folders file which contains email, calendar, contacts, tasks & more in Outlook gets corrupted, damaged. But only some people know that microsoft provides a free tool called Inbox Repair Tool as Scanpst.exe
This small tool can be at different path depending on the Microsoft Outlook version you are using.
In Outlook XP, 2003 – Scanpst.exe will be found at the following path
C:\Program Files\Common Files\System\MSMAPI\LocaleID
In Outlook 2007 – Scanpst.exe will be found at the following path
C:\Program Files\Microsoft Office\OFFICE12Now
(assuming C drive is where your OS is installed)