In the article, Simon Crute addresses the issue of a broken Grafana dashboard caused by a self-referencing variable, which renders the dashboard inaccessible. To resolve this, two main solutions are proposed: using the Grafana API and leveraging the built-in versioning system. The API approach involves creating an API key, utilizing CURL and JQ commands to export the dashboard's JSON, editing it to remove the faulty variable, and re-importing it into Grafana. The versioning method suggests restoring a previous, stable version of the dashboard. Both methods highlight the utility of technical knowledge in API interactions to manage and troubleshoot Grafana dashboards effectively, offering insights into not only fixing issues but also enhancing overall dashboard management.