ERR_NGROK_SHIP_GITHUB_REPOSITORY_SELECTION_REQUIRED: The 'installation_id' and 'repo_id' fields must not be 0 - ngrok documentation

What does ERR_NGROK_SHIP_GITHUB_REPOSITORY_SELECTION_REQUIRED mean?

ngrok returns ERR_NGROK_SHIP_GITHUB_REPOSITORY_SELECTION_REQUIRED with this message:

The 'installation_id' and 'repo_id' fields must not be 0.

Where can I get more help with ERR_NGROK_SHIP_GITHUB_REPOSITORY_SELECTION_REQUIRED?

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