ERR_NGROK_SHIP_CHATBOT_ACCOUNT_CONNECTION_ALREADY_EXISTS: This ngrok account is already connected to a Slack workspace - ngrok documentation

What does ERR_NGROK_SHIP_CHATBOT_ACCOUNT_CONNECTION_ALREADY_EXISTS mean?

ngrok returns ERR_NGROK_SHIP_CHATBOT_ACCOUNT_CONNECTION_ALREADY_EXISTS with this message:

This ngrok account is already connected to a Slack workspace. Disconnect it first.

Where can I get more help with ERR_NGROK_SHIP_CHATBOT_ACCOUNT_CONNECTION_ALREADY_EXISTS?

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