Microsoft Teams Error Code 9009001E: Troubleshooting Guide

Microsoft Teams is a handy and popular tool for teamwork. But you may face various issues like the 9009001E error code when using it. This guide on MiniTool Solution will explain how to fix Microsoft Teams error code 9009001E.

What Is 9009001E Error Code?

The 9009001E error code in Microsoft Teams indicates that there was a problem connecting to the service or synchronizing your account.

The underlying cause of the 9009001E error code may vary depending on your computer configuration, installed software, changes made to Windows, and other factors. Issues such as damaged system files, problems with the Teams application itself, network connectivity issues, incorrect account settings, or conflicts with other software are all possible causes.

It’s essential to fix error code 9009001E. This error you encountered may affect your access to Teams, causing some inconvenience to your work progress, such as not being able to join meetings or communicate with colleagues and classmates. In this case, you can handle them yourself and follow the troubleshooting steps provided.

Method 1: Install All Windows Updates

Step 1: Go to Start and click on the Gear icon to open Settings.

Step 2: Locate and click Update & Security. Under Windows Update, check if there are any available updates. If yes, click on Download and install.

Step 3: Then restart your computer to apply the updates.

Method 2: Clear Teams Cache

Step 1: Press the Win + R keys together, which will launch the Run dialog.

Step 2: Copy and paste %appdata%Microsoftteams into the search bar and hit Enter.

Step 3: Then, in the pop-up windows, you need to delete the following folders:

%appdata%Microsoftteamsapplication cachecache

%appdata%Microsoftteamsblob_storage

%appdata%MicrosoftteamsCache

%appdata%Microsoftteamsdatabases

%appdata%MicrosoftteamsGPUcache

%appdata%MicrosoftteamsIndexedDB

%appdata%MicrosoftteamsLocal Storage

%appdata%Microsoftteamstmp

Step 4: After that, remember to empty your Recycle Bin and then restart your computer to check the Teams error.

Method 3: Reconnect Work or School Account

Step 1: Press Win + I to open Settings.

Step 2: Click on Accounts and select Access work or school from the left side.

Step 3: Click on your connected account and tap the Disconnect button. Then reboot the device and click Connect to add your account again in Access work or school.

Method 4: Clear Teams Credentials

Step 1: In the search bar, type credential manager and select the result.

Step 2: Click on Windows Credential and you will see a list of credentials. Then find and select the one related to Microsoft Teams and click on Remove to clear Teams credentials.

Step 3: Restart the Teams app and log in using your account. Finally, see if the error code still appears.

Related post: What Is Windows Credential Manager and How to Use It

Method 5: Repair or Reset Teams

Step 1: Open Settings and choose Apps.

Step 2: Search Microsoft Teams in the search box and click on it. Below Microsoft Teams， click Advanced options.

Step 3: Scroll down to locate Terminate to stop this app and related programs. Next, click on the Repair button and check if the error persists. If failed, click on the Reset button and check if Microsoft Teams error code 9009001E is fixed.

Method 6: Reinstall Microsoft Teams

Step 1: Input Control Panel in Windows search and enter it.

Step 2: Navigate to Programs and Features and click on it. To uninstall the app, locate and right-click Teams. Then click on Uninstall and follow the given wizard to finish the uninstallation.

Step 3: When finishing, go to File Explorer and click on the View tab at the top of the window so as to make your hidden files visible.

Étape 4 : Copiez et collez C:Program FilesWindowsApps dans le champ de recherche qui peut directement vous amener à rechercher et supprimer le dossier Microsoft Teams.

Étape 5 : Dans la recherche Windows, tapez %AppData% et ouvrez-le pour supprimer le dossier Teams stocké ici. Une fois terminé, redémarrez l'appareil et réinstallez Teams dans le Microsoft Store.

Derniers mots

Après une brève compréhension de ce qu'est le code d'erreur 9009001E de Microsoft Teams, il sera plus facile et plus rapide de maîtriser et mettre en œuvre les solutions fournies.

La meilleure façon de protéger les données, bien sûr, est de sauvegarder à l'aide de MiniTool ShadowMaker. Le meilleur logiciel de sauvegarde s'engage à assurer la sécurité de vos données. Grâce à ses fonctionnalités, vous pouvez sauvegarder le système, synchroniser des fichiers, cloner un disque, etc.

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