{"id": "custom_templates:custom-pages-404", "page": "custom_templates", "ref": "custom-pages-404", "title": "Returning 404s", "content": "To indicate that content could not be found and display the default 404 page you can use the  raise_404(message)  function: \n             {% if not rows %}\n    {{ raise_404(\"Content not found\") }}\n{% endif %} \n             If you call  raise_404()  the other content in your template will be ignored.", "breadcrumbs": "[\"Custom pages and templates\"]", "references": "[]"}