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Introduction
Outlook crashes even though you aren't actively using it. Outlook crashes when you start it. To help troubleshoot Outlook issues in an Office 365 environment, follow these steps. Step 1: Investigate possible issues caused by add-ins. Open a Run dialog box. To do this, use one of the following procedures, as appropriate. Microsoft Outlook is immediately crashing worldwide when users start the application, with 0xc0000005 errors being displayed in the Windows Event Viewer.
This article describes how to troubleshoot the following kinds of issues in Microsoft Outlook when it's used together with Office 365:
![When When](https://fossbytes.com/wp-content/uploads/2018/12/Microsoft-Edge-On-Mac.jpg)
- Outlook stops responding (hangs).
- Outlook crashes even though you aren't actively using it.
- Outlook crashes when you start it.
Procedure
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To help troubleshoot Outlook issues in an Office 365 environment, follow these steps.
Step 1: Investigate possible issues caused by add-ins
- Exit Outlook.
- Open a Run dialog box. To do this, use one of the following procedures, as appropriate to your version of Windows:
- If you're running Windows 10, Windows 8.1, or Windows 8, press the Windows logo key+R.
- If you're running Windows 7, click Start, type Run in the Search box, and then click Run.
- Type Outlook /safe, and then click OK.
- If the issue is fixed, click Options on the File menu, and then click Add-Ins.
- Select COM Add-ins, and then click Go.
- Click to clear all the check boxes in the list, and then click OK.
- Restart Outlook. If the issue doesn't occur, start adding the add-ins one at a time until the issue occurs.
Step 2: Repair Office
- Open Control Panel, and then click Uninstall a program.
- In the list of installed programs, right-click the entry for your Office installation, and then click Change, and then click Online Repair.
Step 3: Run Outlook Diagnostics
- Run the Outlook won't start automated diagnostics to fix the issues.NoteClick Run when you're prompted by your browser.
- Batchoutput xls 2 5 6 cylinder. If the tool doesn't resolve the issue, go to Windows or Look to start **Microsoft Support and Recovery Assistant for Office 365 **(SaRA).
- On the first screen, select Outlook, and then select Next.
- Select any of the following options, as appropriate, and then select Next:
- Outlook keeps hanging or freezing
- Outlook keeps crashing with a message 'Microsoft Outlook has stopped working.'
SaRA runs some diagnostic checks, and returns possible solutions for you to use to try to fix Outlook connectivity issues.
Step 4: Create a new Outlook profile
Note
If you ran SaRA in Step 3, and you created a new profile, you can skip all of Step 4.
- Open Control Panel, and then click Mail.
- Click Show Profiles.
- Select the profile that you want to remove, and then click Remove.ImportantRemoving the profile also removes associated data files. If you're not sure whether the data files are backed up or stored on a server, do not remove the profile. Instead, go to step 4.
- Click Add.
- In the Profile Name box, type a name for the new profile.
- Specify the user name, the primary SMTP address, and the password. Then, click Next.
- You may receive the following message: Allow this website to configure **alias@domain** server settings? In this message, click to select the Don't ask me about this website again check box, and then click Allow.
- When you're prompted, enter your logon credentials, and then click OK.
- When Setup is finished, click Finish.
Step 5: Run SaRA Advanced Diagnostics before you contact Support
This step creates detailed information about your Outlook configuration and provides solutions for any known issues that are detected. It also gives you the option to upload your results to Microsoft so that a Support engineer can review them before you make a Support call.
- Click Outlook Advanced Diagnostics.
- Click Run when you are prompted by your browser.
More information
For more info about command-line switches that are used together with Outlook, go to Command-line switches for Microsoft Office products.
Still need help? Complete anatomy 3 4 – anatomy learning platform examples. Go to Microsoft Community.
A crash is what happens when Firefox closes or quits unexpectedly and the Mozilla Crash Reporter appears. If Firefox keeps crashing when you open it, this article will show you how to get it working again.
Other problems with crashing:
- If Firefox starts without crashing but then crashes later on, see the Firefox crashes - Troubleshoot, prevent and get help fixing crashes article for solutions.
- If Firefox won't start at all, but the Mozilla Crash Reporter appears, see the Firefox won't start - find solutions article for other possible fixes.
Table of Contents
As a first step you should see if Firefox starts in Firefox Safe Mode. This special startup mode temporarily turns off hardware acceleration among other settings and disables installed extensions that may prevent Firefox from starting. If you can start in Firefox Safe Mode, see the article Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems for solutions.
If crashes are preventing you from starting Firefox, even in Firefox Safe Mode, a clean install will often fix the problem.
Will I lose my bookmarks, passwords and add-ons? A clean install will not delete your bookmarks, saved passwords, add-ons or other personal information. This information is stored separately in your profile folder.
Here's how to do a clean install of Firefox: Free keynote templates.
- Uninstall Firefox from your computer.
- Delete the Firefox installation folder (located in one of these folders by default):
- C:Program FilesMozilla Firefox
- C:Program Files (x86)Mozilla Firefox
- Download a fresh copy of Firefox.
- Double-click on the downloaded file and follow the prompts to continue the installation process.
For more information on how to install Firefox, see How to download and install Firefox on Windows.
- Delete Firefox from the Applications folder.
- Download a fresh copy of Firefox.
- Open the downloaded file and drag the Firefox icon to the Applications folder when prompted.
If Crashes When Opening Event 2020
- Use your distributor's package management system to uninstall Firefox (please refer to their documentation). If that doesn't work, delete the firefox folder from your Home folder.
- Often the Firefox folder is within a hidden .mozilla folder. See also http://kb.mozillazine.org/Show_hidden_files_and_folders#Linux
- Install Firefox through your package management system or follow these steps to manually install Firefox:
- Download a fresh copy of Firefox.
- Extract the file to your Home folder.
- For more detailed instructions also see Install Firefox on Linux
If Crashes When Opening Events
Some programs are known to cause crashes in Firefox and other browsers. Check your computer and remove any malware or software that might be causing problems:
- Check the release notes to see if there are any known issues for your version of Firefox. Check your computer's instructions on how to uninstall software that's causing problems.
- Scan your computer for malware. Check the support site of your antivirus program for help with scanning and removing malware. For more information, see Troubleshoot Firefox issues caused by malware.
Google Chrome Crashes When Opened
If you need more help, you can ask a question in the support forum. If possible, please include a crash Report ID when you post your question. See Get help fixing this crash for details.