ERR_NGROK_5528: The access code from PROVIDER has expired and cannot be used

What does ERR_NGROK_5528 mean?

ngrok returns ERR_NGROK_5528 with this message:

The access code from <PROVIDER> has expired and cannot be used.

Authorize again more quickly.

Troubleshoot ERR_NGROK_5528 with your AI agent. Connect it to the ngrok MCP server, then ask what caused the error and how to fix it.

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