ERR_NGROK_NOTIFICATIONS_SLACK_CHANNEL_POST_DENIED: The ngrok app is not in the Slack channel CHANNEL

What does ERR_NGROK_NOTIFICATIONS_SLACK_CHANNEL_POST_DENIED mean?

ngrok returns ERR_NGROK_NOTIFICATIONS_SLACK_CHANNEL_POST_DENIED with this message:

The ngrok app is not in the Slack channel <CHANNEL>. Invite the app to the channel.

Troubleshoot ERR_NGROK_NOTIFICATIONS_SLACK_CHANNEL_POST_DENIED 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_NOTIFICATIONS_SLACK_CHANNEL_POST_DENIED?

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