Know Easy Steps To Fix “PST in Use By Another Application” Error in Outlook

MS Outlook is one of the most popular email client application that is widely been used in corporate world as well as for personal domain for experiencing smooth communication. Outlook is not only a communication tool but it also works as personal information manager that helps users in managing and storing personal information.

Outlook uses PST files as the main data repository file to store all Outlook stuffs such as mails, emails , notes , tasks , calendars, task , journals etc. PST files are much vulnerable to get corrupted that lead to unexpected Outlook errors. “PST in use by another application” is one of such critical error message that one may get while working in Outlook.

Consider a situation in which you are attempting to start Outlook application but suddenly an error prompts saying :

“ File \xxxx.pst is in use by another application. Close Microsoft exchange and all other mail-enabled applications and try again.”

Some common reasons leading to above error message are :

  • Increased size of mailbox in Outlook results in increase in size of PST file and generally large size PST file takes longer duration to backup and thus in this duration when users attempt to open PST error prompts.

  • Outlook PST files are damaged or corrupted

How to fix “PST in use by another application” error in Outlook ?

Try out these steps to get rid of the error :

  • Stop backup program running in the background and than restart your Outlook.

  • If the error is yet not resolved than repair corrupt PST files in Outlook.

Outlook comes integrated with an inbuilt repair utility called scanpst.exe to repair corrupt PST files. Though it is an effective utility but has some limitations and thus fails to repair severely damaged PST files. What to do now ? Go for using Outlook PST Repair software, one of the most reliable tool for dealing with PST corruption issues in Outlook. It comes with powerful scanning algorithm that scans entire PST file and repair it. It not only repairs corrupt PST files abut also recovers data lost from it.

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