---
title: INTERNAL_MICROFRONTENDS_UNEXPECTED_ERROR
product: vercel
url: /docs/errors/INTERNAL_MICROFRONTENDS_UNEXPECTED_ERROR
canonical_url: "https://vercel.com/docs/errors/INTERNAL_MICROFRONTENDS_UNEXPECTED_ERROR"
last_updated: 2026-02-09
type: reference
prerequisites:
  []
related:
  []
summary: An unexpected internal error occurred in the microfrontend.
install_vercel_plugin: npx plugins add vercel/vercel-plugin
---

# INTERNAL_MICROFRONTENDS_UNEXPECTED_ERROR

The `INTERNAL_MICROFRONTENDS_UNEXPECTED_ERROR` occurs due to unspecified internal issues, such as system faults or unhandled exceptions.

## 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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If you encounter incorrect information, can’t find what you need, need a capability Vercel doesn’t currently offer, or have any other feedback to report, please do it by following the instructions at https://vercel.com/feedback.md.