# MDX integration missing.

> **MdxIntegrationMissingError**: Unable to render FILE. Ensure that the `@astrojs/mdx` integration is installed.

## What went wrong?

[Section titled “What went wrong?”](#what-went-wrong)

Unable to find the official `@astrojs/mdx` integration. This error is raised when using MDX files without an MDX integration installed.

**See Also:**

* [MDX installation and usage](/en/guides/integrations-guide/mdx/)