Custom error class representing an error that occurs when the browser refuses to open the Fireguard popup.
This usually happens when FiremittHelper.auth is not called synchronously from a user gesture (e.g. a click handler),
or when popups are blocked for the host page.
Custom error class representing an error that occurs when the browser refuses to open the Fireguard popup. This usually happens when
FiremittHelper.authis not called synchronously from a user gesture (e.g. a click handler), or when popups are blocked for the host page.