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Why Outlook Repair Tool Keeps Crashing Secrets Reveals

Aldrich Calvin | Modified: February 3, 2022|Outlook | 5 Minutes Reading

Are you trying to repair your Outlook corrupted PST file but the Outlook repair tool keeps crashing again and again. Now, if you want to know the reasons why this is happing, then you are on the right path. Basically here in this blog, we are going to discuss some solutions that will help you to fix the crashing issue of the Outlook Inbox repair tool.

Well, we know that Outlook is one of the most used email clients because it offers various features and tools that fulfill all your email needs. In fact, if you are Outlook file is corrupt then they have their own Inbox Repair utility.

This Inbox Repair utility works very fine but some Outlook users reported that they are not able to open the Outlook ScanPST tool because it crashing rapidly. Let’s see the user’s query to find out what the actual issue?

Hi, I have been using Microsoft Outlook since 2016. But this morning when I start my Outlook, then it stopped working saying there was a problem in my data file. So to fix this I started the Outlook Inbox Repair Tool but the Outlook repair tool keeps crashing as well. Now, I don’t have any idea how to fix this error. So if anyone knows any solution to fix this, then please suggest it to me.

Reasons For Outlook Repair Tool Keeps Crashing

If we talk about the reasons, then there are various causes that are responsible for the same. But here in this section, we are going to cover some of the major ones

Missing or Damaged Sacn32.dll File- The main reason behind the crashing of the Outlook Inbox Repair Tool is the missing DLL file. If Scan32.dll is not available in your system then you will notice this error while running the Scanpst.exe.

Corrupt Office Installation- If there any mistake occurs during the installation of the Outlook program, then you will face this error.

Oversized Outlook PST File- An oversized Outlook file is also be the reason for Outlook repair tool keeps crashing because we know that teh oversized file is responsible for PST corruption.

Now, we know that what are the reasons that are responsible for crashing of Outlook repair tool so, now with ado let’s jump into the techniques to fix this error.

How to Fix Outlook Repair Tool Keeps Crashing Issue

Well, after knowing the problems points of this error we know where we have to work on. So, in this section, we are going to discuss all the possible ways to fix this scanpst.exe crashing issue.

#Method 1: Download Scan32.dll File

Well as we said above that missing the DLL file is one of the reasons for the same. So, in order to fix this, you need to download the Scan32.dll file. And to do this simple open any internet browser and search for the Scan32.dll and download the file from the relevant source.

#Method 2: Repair Outlook Application

It is possible that Outlook Repair Tool keeps crashing issue may be resolved by repairing the Outlook software. So to repair the Outlook program follow the below steps:

Note: Run all these steps under administrative privilege

1. Select Programs and Features from the Control Panel.

2. Choose the Microsoft Office installation option (choose Outlook if it is used as a standalone application). Change the settings by clicking on it.

3. Click Repair after selecting Quick Repair or Online Repair.

4. After the repair is complete, restart Outlook and run the built-in repair tool once more. Continue to the next solution if the tool crashes again.

#Method 3: Reduce the Size of PST File

We all know that the Outlook inbox repair tool is not able to repair the large PST file. So in order to fix this issue, you need to reduce the size of the PST file. And to reduce the PST file you can use Outlook Clean Up utility also follow the below steps to use the cleanup utility.

1. First open the Outlook application on your machine

2. Now, click on the File option.

3. After that, click on the Info option, then choose Cleanup Tools

4. Now, choose the Mailbox Cleanup option.

5, In the Mailbox Cleanup window, choose the following option as per requirement

View Mailbox Size
Find items older than or larger than
View Deleted Items Size and Empty Deleted Items folder
View Conflicts Sizeor Empty Conflicts

#Method 4: Repair Outlook PST File

Well PST corruption is one of the reasons for Outlook Repair Tool keeps crashing. And in order to fix this issue, you need to repair the PST file. Now, the best part is that Outlook has its own Inbox repair tool but the thing is that you are facing a crashing issue.

Download Tool Purchase Now

So, in this situation users have only one option left i.e., Outlook PST Repair Tool. This tool gives the option to repair the PST without any limitations. The tool does not only repair the corrupted Outlook PST file but is also capable to recover deleted Outlook PST data items such as emails, contacts, calendars data, tasks, and other Outlook data. In fact, the tool offers various file formats such as EML, MSG, HTML, and PDF to save the repaired or recovered PST file.


We all know that the Outlook PST file is very prone to be corrupt, hence Outlook provided its own Inbox repair tool to repair the PST file. But there are many Outlook users reported that their Outlook Repair Tool keeps crashing while repairing the PST file. Hence to fix this here in this write-up we have discussed the top four methods to fix this issue. Now, it is up to you to choose the method to fix this issue as per your requirement