Invalid frontmatter injection.

InvalidFrontmatterInjectionError: A remark or rehype plugin attempted to inject invalid frontmatter. Ensure “astro.frontmatter” is set to a valid JSON object that is not null or undefined.

What went wrong?

Section titled What went wrong?

A remark or rehype plugin attempted to inject invalid frontmatter. This occurs when “astro.frontmatter” is set to null, undefined, or an invalid JSON object.

See Also:

• Modifying frontmatter programmatically