---
title: INTERNAL_MICROFRONTENDS_BUILD_ERROR
product: vercel
url: /docs/errors/INTERNAL_MICROFRONTENDS_BUILD_ERROR
canonical_url: "https://vercel.com/docs/errors/INTERNAL_MICROFRONTENDS_BUILD_ERROR"
last_updated: 2026-02-09
type: reference
prerequisites:
  []
related:
  []
summary: The microfrontend build did not include the required data as expected.
install_vercel_plugin: npx plugins add vercel/vercel-plugin
---

# INTERNAL_MICROFRONTENDS_BUILD_ERROR

The `INTERNAL_MICROFRONTENDS_BUILD_ERROR` error occurs when the deployment is missing data that should have been included as part of the build.

This error should not occur because the build is designed to fail in such cases.

## Troubleshoot

To troubleshoot this error, follow these steps:

1. We have been notified of this error. For more information, check the [Vercel status page](https://www.vercel-status.com/) or [contact Vercel support](/help#issues)


---

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