This pane requires a local sandbox server to run all the YAML parsers written in various programming languages. The server runs as a Docker container on your computer.

First, run the following docker command on this computer:

docker run --rm -p 11111:11111 -d yamlio/yaml-play-sandbox:1.2.3 11111

Next, click this link which will open a tab to the web server in the docker container. Follow the instructions to accept the self signed HTTPS certificate.

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Finally, click the Reload button and everything should work properly.

Click here for more information.

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