ERR_NGROK_2242: Invalid configuration for ACTION: CONFIG DOMAIN contains invalid puny code - ngrok documentation

What does ERR_NGROK_2242 mean?

ngrok returns ERR_NGROK_2242 with this message:

Invalid configuration for <ACTION>: <CONFIG> <DOMAIN> contains invalid puny code.

Troubleshoot ERR_NGROK_2242 with your AI agent. Connect it to the ngrok MCP server, then ask what caused the error and how to fix it.

Where can I get more help with ERR_NGROK_2242?

Email support@ngrok.com and include the error code.