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Fix Error “Cannot open Outlook data file” with 3 Easy Steps

Cannot open outlook data file

In Short:- In this guide, we will discuss the reasons behind the error Cannot open outlook data file. Also, you will get the solution to fix this Outlook error by using the easy techniques available in the post. And after reading this post you will be able to move the data of the corrupted PST file to a new PST file.

Microsoft Outlook created the OST file when the users do the configuration of their account with Exchange settings. All the copies of mailbox data get saved in the OST file format.

But sometimes the users had to face the error in the PST file like user cannot open Outlook data file or PST files become inaccessible. So let’s know the causes behind this error.

Reasons behind the error Outlook PST file cannot be Opened

So here I listed the most common reasons that can lead to the error “PST file cannot be opened” which are :-

Methods to Fix Error Cannot open Outlook Data File

Below I shared the 3 best techniques that helps users to fix the error of PST file.

Method 1. Close all the Programs

To resolve the PST file error you had to search and shut down all the programs that have direct connections to the PST file. To know that any process of the Outlook is operating in the background and to stop them follow the given steps:-

Method 2. Launch MS Outlook in Safe Mode

By starting the MS Outlook in safe mode it will deactivate all the add-on plugins. And if you didn’t find any issue in the safe mode just it means the problem is occurring due to plugins. Now follow the below steps:-

Method 3. Using SysInspire Outlook PST Converter Software

If the above-mentioned doesn’t work for you then you can use SysInspire PST Converter software. This software allows the users to fix any type of error like Cannot open outlook data file without any data loss.

Follow the below steps to resolve the PST file errors:-


I hope you will be able to fix error Cannot open outlook data file by following the steps available in this post. And if the error is not fix after using the manual method then using SysInspire PST Converter software will be the best choice. To operate this software you don’t need any professional knowledge its easy to use.

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