How to Fix “Error code caa7000a” on Microsoft Teams?

Many users reported that when they try to launch or log in to Microsoft Teams, they face an error code caa7000a. In this article, we will try to fix Microsoft Teams Error Code caa7000a.

Fix Microsoft Teams Error code caa7000a
Fix Microsoft Teams Error code caa7000a

Here are some reasons why Microsoft Teams Error code caa7000a occurs;

  • Corrupt Cache files: This error usually occurs because of Microsoft Teams’ corrupt cache files. These files help in accessing data effectively. Cache memory acquires more space that may corrupt the files. Because of this, the apps do not launch properly. To fix this issue, you can reinstall the app or clear the cache.
  • App Glitches: These glitches stuck the app on the launching loop. Many users found bugs or glitches when they try to start the Teams app. These glitches may be because of poor internet connection, crashed files, or less storage. You can fix this issue by troubleshooting or updating the app.
  • Poor Internet connection: Internet speed directly affects the Teams performance. Videos and voice quality drop. MS Teams require a specific bandwidth. If the bandwidth is less than the requirements then it won’t launch. To fix this issue, you can shift to some other network or router. You can shift to Mobile data as well.

1. Disable the Antivirus software

Sometimes, the Anti-software interferes during the Microsoft Teams launching. It causes an Error Code caa7000a. This third-party software considers some apps files as a bug. They do not load these files and cause launching issues. So, you can disable these Anti-virus software for a while.  Here are some steps that will help you in resolving this issue;

  1. Go on the right side of the Taskbar. Here you will find the icon of third-party software.
  2. Right-click on the icon. Now click on the Disable Then restart Your system.
  3. Now relaunch the Microsoft Teams. (Note: Once you fix the problem, enable the Anti-virus software. They maintain the health of your system and secure your computer from malicious attacks.

2. Fix the Network Connectivity issues

Microsoft Teams Error Code caa7000a is a connectivity error. So, it is important to check the internet connection. You can resolve it by network troubleshooting method. SO, here are some steps that will help you out in fixing this issue;

  1. Open the Windows settings and go to System.
  2. Scroll down and click on the Troubleshoot option from the left side of the screen.
  3. Select other troubleshooters. You will find the Internet connection option on the top.
  4. Press Run. It will detect the problem and resolve it.
    Fix the Network Connectivity issues
    Fix the Network Connectivity issues

3. Clear Microsoft Teams Cache Files

Cache files help in loading the Microsoft Teams. This is a storage area for temporary tasks you perform on your system. When this storage fills, it crashes the files of the app and does not load the Teams. So, here few steps to clean the cache;

  1. First of all, if the MS Team stream is open go and close the Microsoft Teams.
  2. Go to the right side of the Taskbar and right-click on the Teams icon. Click on the quit option.
  3. Once the MS team is closed, press Window Key + R and type %appdata%\Microsoft.
    Clear Microsoft Teams Cache Files
    Clear Microsoft Teams Cache Files
  4. Press Enter. Microsoft Folder will open. Go and right-click on the Teams Option.
  5. Press Delete. Now Relaunch the MS Teams.
    Clear Teams Cache Files to Fix Fix Microsoft Teams Error code caa7000a
    Clear Teams Cache Files to Fix Fix Microsoft Teams Error code caa7000a
  6. This time Teams will ask you to go ahead and log in to your account.

4. Run the Compatibility Troubleshooter

When the above method does not fix the fix Microsoft Teams Error Code caa7000a then you can use this solution. It is a built-in function and can fix compatibility problems automatically. So, follow these steps to run the compatibility troubleshooter;

  1. Close the MS team stream properly. Now click on the Magnifying glass from the taskbar and type Microsoft teams.
  2. Right-click on the Teams app and select the Open in file location option.
  3. Now, right-click on the Microsoft Teams and click on Compatibility Troubleshooting.
    Run the Compatibility Troubleshooter
    Run the Compatibility Troubleshooter to fix Microsoft Teams Error Code caa7000a.
  4. Once troubleshooting is complete, it should fix the error message.

5. Run the program in Compatibility mode

Microsoft Teams has its specifications and requirements. When you update your windows, it usually does not support previous versions of apps. In this case, compatibility mode helps to set the windows version according to the app. So, here are some steps you can follow to run the program in compatibility mode.

  1. Type Microsoft Teams in the Window search box. Then right-click on it and select open in a file location.
  2. Now again right-click on the Microsoft Teams and select the Properties option.
  3. So, from here press the compatibility tab and go ahead and put a check on the box which says Run this program in compatibility mode.
    Run the program in Compatibility mode
    Run the program in Compatibility mode
  4. Select windows mode. Click on Apply and then press Ok
  5. Try to relaunch the Microsoft Teams.

6. Run Microsoft as an Administrator

When several programs run on your system at a time, at that time your system does not focus on a single program. For this, you need to run the required program as an administrator. Then your system will give more access to this program. So, the following steps will help you in this method;

  1. So, again go to the start menu and type Microsoft teams on the search bar.
  2. Right-click on Teams and select the option of Open in a file location.
  3. Again right-click on the Microsoft Teams and then click on Properties.
  4. Click on the compatibility option and put a check on the option which says, Run this program as an administrator.
    Run Teams as an Administrator
    Run Teams as an Administrator to fix Microsoft Teams Error Code caa7000a.
  5. Press Apply tab, click on Ok, and launch the Microsoft Teams again.

7. Clear Microsoft Teams cache from Credential Manager

Every user has the credential to sign in to the apps, networks, and websites. Credential Manager helps in viewing and deleting these saved credentials. You can clean these so, can re-login to the Microsoft Teams. So, follow these steps;

  1. Go to the Start Menu and type Credential Manager.
  2. Now select the Windows Credential. Now click on the Microsoft account user =
  3. Click on the Remove option and press yes. Similarly, scroll down and delete all the entries starting with Microsoft Account Users=
    Clear Microsoft Teams cache from Credential Manager
    Clear Microsoft Teams cache from Credential Manager
  4. Now try to launch your MS Teams again. This time you need to add your User ID and Password.

8. Uninstall ad Re-installation of Microsoft Teams

During the installation of apps, there are various chances to lose important files. This is mainly because of a slow internet connection or third-party software. This software considers a few files as a bug and stops their installation. So, in this case, you have re-install the app. The followings steps will help you in the re-installation process;

  1. Right-click on the Start Menu and select Settings.
  2. Select App and then go to App & Features Over here find Microsoft Teams.
  3. Click on the three-dotted Icon, present in front of MS Teams.
  4. Click on Uninstall After uninstallation is done, restart your computer.
    Uninstall ad Re-installation of Microsoft Teams
    Uninstall ad Re-installation of Microsoft Teams
  5. So, to re-install this game you can search for Microsoft Teams website and download it online from there.
  6. After, reinstallation launch the Microsoft Teams and enter your Email ID and password to connect with the app.

9. Use the Web Version of Microsoft Teams

In case, if the problem is still there, you can use the web version of Microsoft Teams. The web version only needs a fast internet connection. You will not face any issues regarding missing files, Third-party software interference, etc. So, simply follow these steps to use the web version.

  1. Go to google and type Microsoft teams.
  2. Open the original website of MS Teams. Here click on Sign in.
    Use the Web Version of Microsoft Teams
    Use the Web Version of Microsoft Teams
  3. Enter your Email ID and password. Once you log in, you can start using the web version of Microsoft Teams. Error caa7000a will not occur in the web version. But for this you need to have a good internet connection and programs running in the background should be closed.
Saleha Rashid
I’m Saleha Rashid, an Environmental Engineer by profession. I have graduated from the University of Engineering and Technology, (U.E.T Lahore) I have had a passion for Technology since early childhood. I enjoy writing about technology and fixing issues related to Android and Windows. I am a Hardware geek with a passion for android gaming. I love to write articles to help people solve their problems regarding software and hardware.

Expert Tip

How to Fix “Error code caa7000a” on Microsoft Teams?

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