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Why am I hitting "Error 12157' or "Error 12029"?

If you're seeing either of these error messages, there is an issue arising when launching the GoTo Opener. Here are a couple ways to troubleshoot.

Check TLS version

Important: GoTo Opener no longer supports TLS 1.0 and TLS 1.1. TLS 1.2 must be enabled for use of the Opener.
  1. Select your Windows start menu and open the Control Panel.
  2. From Internet Options > Advanced, scroll down to the bottom to check the TLS settings.
  3. Verify that TLS 1.2 is enabled.
  4. Select Apply if any changes were made.
  5. Open a new browser and join or start the GoTo Webinar session.
  6. If you still see the error message, try the remaining troubleshooting steps below.

Rule out GoTo Webinar app

  1. Uninstall GoTo Webinar and GoTo Opener.
  2. Restart your computer.
  3. Start a session with GoTo Webinar.
  4. If you still see the error message, try the remaining troubleshooting steps below.

Reset your browser

  1. Select your Windows start menu and open the Control Panel.
  2. From Internet Options > Advanced, select Reset.
  3. Open a new browser and sign in to GoTo Webinar to connect your computer.
  4. If you still see the error message, try the remaining troubleshooting steps below.

Disable anti-virus

Note: If you do not have permissions to make the following changes, contact your IT admin.
  1. Check if your connection works with anti-virus disabled.
  2. If disabling your anti-virus does not help, review Optimal Firewall Configuration to check that the DNS addresses, IP ranges, and ports have been allowlisted.
Article last updated: 31 May, 2023