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Outlook Error Codes

How to Fix Outlook Error 2002 on Desktop Application

Camila MilosovichCamila Milosovich Oct 12, 2026 869 views

Question details

The user needs to resolve error 2002 that prevents the Microsoft Outlook desktop application from functioning properly, even though the web version works.

How to Fix Outlook Error 2002 on Desktop Application
Product
Microsoft Outlook
Device & OS
not provided
Scenario
Opening or actively using the Outlook desktop application for daily email and meeting management.
Observed behavior
The desktop application fails to load or operate properly, displaying error code 2002 along with a correlation ID and error tag, while the web version of Outlook remains fully functional.
Before you start

Ensure you have your email account credentials and server settings readily available, as repairing your installation or creating a new profile may require you to log back in.

Solution 1Recommended

Start Outlook in Safe Mode and Disable Add-ins

This method helps determine if a third-party add-in is causing the error by launching Outlook with only essential features.

Often, conflicting or outdated third-party add-ins can trigger error 2002. Running Outlook in Safe Mode bypasses these add-ins. If the error disappears in Safe Mode, the next logical step is to disable the add-ins permanently to restore normal functionality.

1
Launch Safe Mode

Press the Windows Key + R to open the Run dialog box. Type 'outlook.exe /safe' and press Enter to start Outlook in Safe Mode.

2
Verify Outlook functionality

Check if Outlook opens without displaying error 2002. If it works smoothly, proceed to disable your add-ins.

3
Access Add-in settings

Click on 'File' in the top-left corner, select 'Options', and then click on 'Add-ins' in the left-hand menu.

4
Disable COM Add-ins

At the bottom of the window, ensure 'COM Add-ins' is selected in the Manage drop-down box and click 'Go...'. Uncheck all the boxes in the list and click 'OK'. Restart Outlook normally to see if the issue is resolved.

Start Outlook in Safe Mode and Disable Add-ins
Identify the Culprit: If disabling all add-ins fixes the issue, you can re-enable them one by one, restarting Outlook each time, to identify exactly which add-in caused the error.
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Frequently Asked Questions

What exactly causes Outlook Error 2002?

Outlook Error 2002 is typically caused by conflicting third-party add-ins, corrupted Microsoft Office installation files, or a severely damaged local Outlook user profile.

Why does Outlook work on the web but fail on my desktop app?

The web version of Outlook runs directly off Microsoft's cloud servers, bypassing your local environment. Your desktop application relies on local configuration files, registry keys, and add-ins, which are prone to local corruption or conflict.

Will creating a new Outlook profile delete my existing emails?

No. If you use an IMAP or Exchange account, your emails are safely stored on the mail server and will resync automatically. Even with POP accounts, your old data remains in your original PST file, which can be re-imported into the new profile.

How do I know which add-in is causing the error?

Once you have disabled all add-ins in Safe Mode and confirmed Outlook works, you can test them by enabling one add-in at a time. Restart Outlook after enabling each one until the error 2002 reappears, which will identify the faulty add-in.