Zoom Error Code 100000502: Fix it in 5 Simple Ways

This error code shows up when you try to join or start a meeting

by Ola-Hassan Bolaji
Ola-Hassan Bolaji
Ola-Hassan Bolaji
A Computer Engineering graduate, he has spent most of his life reading and writing about computers. Away from computers, he is either reading or watching football! read more
Reviewed by Vlad Turiceanu
Vlad Turiceanu
Vlad Turiceanu
Passionate about technology, Windows, and everything that has a power button, he spent most of his time developing new skills and learning more about the tech world. Coming... read more
Affiliate Disclosure
  • The Zoom error code 100000502 could be caused by the accumulation of corrupt app data.
  • To fix the issue quickly, disable any antivirus or firewall that could be blocking Zoom.
  • Clearing Zoom app data and relaunching the client is another effective fix.
zoom error code 100000502

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Zoom connection issues are one of the few letdowns of the otherwise stunning meeting platform. They can disrupt your activities and make you miss out on important meetings at times.

A prominent example is the Zoom error code 100000502. This error code shows up when you try to join or start a meeting. 

Fortunately, it is not the most difficult issue to fix, as we will show in the subsequent sections of this article. All you need to do is follow the instructions, and you will be fine.

Why is Zoom showing the error code 100000502? 

There are various reasons for the error code 100000502 on Zoom, from server problems to issues with the app. Below are some of the well-known causes:

  • Outdated app
  • Antivirus/firewall interference
  • Accumulation of corrupt app data
  • Low internet speed

How do I fix the error code 100000502 on Zoom?

1. Update Zoom

  1. Launch the Zoom app and click on your profile picture in the top right corner.
    profile picture zoom error code 100000502
  2. Choose the Check for Updates option.
    check update
  3. It will show any available updates.

One of the main causes of the Zoom error code 100000502 is running an outdated app. This error code is even more likely to show if the meeting host has a different app version than the one you are using.

Zoom updates the app frequently, making it easy to miss out sometimes. Restart the app after the update and try joining the meeting again.

2. Check connection speed

  1. Launch your browser and type internet connection speed in the address bar.
    type bar zoom error code 100000502
  2. Select one of the first options like Fast.com.
  3. It will display a live evaluation of your internet speed.
    fast result

It is no secret that you need a strong internet connection to use Zoom. If your network is slow, you may get the error code 100000502, among other issues.

The only solution, in this case, to get past the error is to change your network to a better one or improve the present one.

3. Disable antivirus/firewall temporarily

If you have an antivirus or firewall activated on your PC, it might be the one causing Zoom error code 100000502. This is because it might raise a false alarm and flag Zoom as dangerous.

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To solve the problem, you need to disable the security app temporarily. After connecting to Zoom successfully, you can connect to your antivirus again.

4. Clear Zoom cache

  1. Open the Zoom app and click on your profile picture.
  2. Select the Settings option.
    settings zoom error code 100000502
  3. Choose Zoom Apps in the left pane.
    zoom app
  4. Click the Clear button.
    clear button
  5. Click the Clear button to confirm the action.confirm clear

While cache and other app data improve user experience, they are only useful when not corrupt. Once a corrupt cache accumulates on Zoom, you can start facing issues like the error code 100000502.

After clearing the data, ensure to relaunch the Zoom app to sync the changes.

5. Uninstall and reinstall Zoom

  1. Press the Windows + I keys to open the Settings app.
  2. Choose the Apps option.
    settings apps
  3. Scroll down till you find the Zoom app and click on it.
  4. Select the Uninstall option.
    uninstall zoom error code 100000502
  5. Visit the official Zoom website to download the installer.
  6. Click the Download button.
    download button
  7. Click the downloaded file and follow the simple on-screen instructions to complete the installation.

If you are facing a problem after deleting cached files or uninstalling Zoom manually, maybe there are some corrupted files that can’t be removed this way.

In this scenario, we recommend using the professional IOBit Uninstaller tool to completely remove any corrupted and remnant files that refuse to go away. After that, you will have room for a clean reinstallation for Zoom and it will be better for the health of your PC.

If all the fixes above prove futile in solving the Zoom error code 100000502, it means there is a problem with the app on your PC. Uninstalling and installing the latest version from official sources should help solve the problem.

The Zoom error code 100000502 is one of the frustrating issues on the popular virtual meeting platform. Thankfully, the causes are within a close circle, making it an error that is easy to fix.

Check our detailed guide on how to fix the Zoom isn’t configured for this account error message if you are facing this problem too.

Were you able to solve the problem with any of the fixes above? Feel free to let us know in the comments below.

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