SANBDOX_NOT_LISTENING

The SANDBOX_NOT_LISTENING error occurs when you are trying to access a Sandbox that is not listening on the requested port. This could happen if the port is malconfigured, or the process running on that port has exited.

502

SANDBOX_NOT_LISTENING

Bad Gateway

Troubleshoot

To troubleshoot this error, follow these steps:

  1. Verify the configured port: Make sure that the ports field used in Sandbox.create matches the port your application is listening on. Follow the documentation to learn more
  2. Check the Sandbox history: Navigate to the Sandboxes dashboard, select the one you are accessing, and check the history section to see which commands were run and if any errors occurred

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