Share this article

This article is translated in

Improve this guide

Microsoft Teams Error Code CAA20002: How to Fix It

Multiple device login is a common trigger for this error

4 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

Share this article

This article is translated in

Improve this guide

Read our disclosure page to find out how can you help Windows Report sustain the editorial teamRead more

Key notes

Microsoft Teams might be slowly replacing Outlook due to thefeatures and capabilitiesof the app. However, like Outlook, MS Teams has a few occasional errors.

If you’re experiencing the Microsoft Teams error code caa20002, this post will provide the steps to resolve the error.

What causes the Microsoft Teams error code caa20002?

MS Teams’ code caa20002 is similar to Microsoft Outlook error code caa20002. The following are a couple of reasons causing code caa20002 error on MS Teams:

Now that we know the reasons causing this issue, let’s apply the solutions below to fix it.

How do I fix the Microsoft Teams error code caa20002?

Before we proceed to more advanced solutions, here are some quick fixes you can apply:

If those steps couldn’t resolve the error, here are some advanced fixes:

1. Clear the Microsoft Teams cache

Clearing the Cache should relieve the Microsoft Teams app of corrupt files or folders and prevent the caa20002 error code from popping up.

2. Enable TLS 1.2

Microsoft Teams error code caa20002 is mostly caused by an improper connection to the server which uses TLS 1.2. Thus, this solution is a simple fix that will sort out the problem.

3. Log out from other devices

Repeat this for every secondary device you’ve signed in with your MS Teams credentials.

After logging out of the devices, you must sign in with your credentials to gain access to Microsoft Teams.

4. Change the MS Teams Password

We also recommend a guide to help youfix the Microsoft password reset if it doesn’t work.

5. Reinstall Microsoft Teams

Reinstalling Microsoft Teams should automatically fix any errors that existed previously. However, you should delete the app after applying all the fixes without getting a positive result.

If you still can’t resolve the error after attempting all our fixes, you can launch the web version of Microsoft Teams until the error is fixed.

You might also be interested in reading our guide onwhat to do if Microsoft teams is not working on Windows 11for more information.

With these solutions, you should be able to fix the Microsoft Teams error code caa20002 easily. If you need further guidance or have questions, kindly drop them in the comments section.

Microsoft Teams Error Code CAA20002: How to Fix It#

What causes the Microsoft Teams error code caa20002?#

How do I fix the Microsoft Teams error code caa20002?#

1. Clear the Microsoft Teams cache#

2. Enable TLS 1.2#

3. Log out from other devices#

4. Change the MS Teams Password#

5. Reinstall Microsoft Teams#