“Outlook is Closing” in Notification Tray – Can’t Reopen Outlook without Killing the Process

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If you can’t reopen Outlook without killing the process and getting Outlook is closing error messages frequently, do not worry. Here in this writeup, we are going to provide you with the best solution to the problem. We will explain to you the primary reasons for this error message and how you can fix this issue. So, stay with us till the end.


Every Outlook user is familiar with many common Outlook errors. One of the most frequently occurring errors is Outlook is running in the background but won’t open. It is quite irritating. You cannot analyze the occurrence of the issue as it does not allow you to open the Outlook application.

However, there are still various techniques to resolve this Outlook error. Before learning what the different solutions are, we are going to highlight a few reasons for this error message so that it can help you to choose the most appropriate solution to fix the issue. So, let us check why this problem occurs.

Why Does ‘Outlook is Closing Error’ Occur?

Like numerous ways to fix the problem, there are various reasons for the error to appear. Often the cause of the problem is misconfigured Outlook settings. So, you can make suitable changes, and the error message will disappear. Let us explore some other reasons too.

  • Faulty Outlook add-ins hinder the regular operation of Outlook. It causes different types of Outlook error messages.
  • If your Outlook profile gets corrupted, it will also lead to the Outlook grayed out in the system tray.
  • Corrupt Outlook data files are the root cause of many Outlook error messages.

Now, you have learned about the query, “Why does Outlook take so long to close?” These are the most common reasons for Outlook error messages. Now, it is time to check how to deal with this problem.

How to Resolve Outlook is Closing Error Message?

There are various reasons for Outlook grayed out in system tray. Therefore, one can fix the problem in many ways. All the techniques are categorized as either a manual approach or a professional tool. Below, we discuss commonly practiced solutions to deal with this problem. Follow them as mentioned.

#1. Create New Outlook Profile

  • Open the Control Panel and search for the Mail application.
  • It will open the Mail Setup wizard. Click on the Show Profile button.
  • Next, press the Add button and name the profile. Click OK.
  • In the account setup wizard, enter the required login credentials. Press Next.
  • After successfully adding your account, check if the problem is resolved or not.

#2. Repair MS Office Application

  • First, go to the Control Panel in your system.
  • Click on the Uninstall a program option.
  • After that, select the Office application from the list.
  • Click on the Change option. A pop-up will appear.
  • Choose the Repair option and press the Continue.
  • Wait for a while and follow the further steps. It will repair the Office application.

Check if the Outlook is closing error has been resolved. Otherwise, adopt the below techniques to fix this Outlook issue.

#3. Disable faulty Outlook Add-ins

  • Press Win+R to open the Run window.
  • Type outlook /safe in the field and press Enter.
  • It will open the Outlook application in safe mode.
  • Click on the File button in the menu bar.
  • Select the Options tab from the right. It will open the Options wizard.
  • Now, select the Add-in tab and scroll down to the manage option. Click on the Go button.
  • Unselect all the add-ins and press OK to save the change.
  • Now, relaunch Outlook and check if the problem persists.

#4. Repair Corrupt Outlook Data File

If all the above techniques fail to resolve the Outlook is closing error, it may be possible that the Outlook data file gets corrupted. You can repair damaged data files by using the inbuilt scanpst.exe. Follow the below steps to repair corrupted data files.

  • Go to the following location in your system.C:\Users\ \AppData\Local\MicrosoftOutlook
  • Locate scanpst.exe and run it as administrator.
  • Browse the damaged PST file and press the Start button.
  • After finishing the repair, click on the Repair button.
  • It will repair the damaged file in no time.

The SCANPST.exe is an inbuilt application that comes with MS Outlook installation. It will repair Outlook data files with minor corruption. However, this application will not work in case of heavily corrupted files. So, an advanced tool is a better solution.

Professional Application to Repair Outlook PST File

DRS PST Recovery Tool is the best solution to repair any damaged Outlook PST file. The tool is designed with an advanced algorithm that does not damage the file content. Also, the PST repair application has a wide range of options to customize the process. Moreover, you can install and run the application in your system without difficulty.


I hope this blog provides satisfactory solutions to your problem. Here, we describe the prominent reasons for Outlook is closing error messages are. After that, we cover how you can resolve the issue based on different root causes. Also, if the error message occurs because of a corrupt Outlook data file, opt for the advanced PST repair tool for best results.

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