ERR_NGROK_2240: Invalid configuration for ACTION: MISSING is required when SPECIFIED is specified - ngrok documentation

What does ERR_NGROK_2240 mean?

ngrok returns ERR_NGROK_2240 with this message:

Invalid configuration for <ACTION>: <MISSING> is required when <SPECIFIED> is specified

Troubleshoot ERR_NGROK_2240 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_2240?

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