# INTERNAL_CACHE_LOCK_TIMEOUT

The `INTERNAL_CACHE_LOCK_TIMEOUT` error occurs when CDN is accessing internal cache.

## Troubleshoot

To troubleshoot this error, follow these steps:

1. **Contact support:** If the error persists, [contact support](/help#issues) for further assistance


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title: "INTERNAL_DEPLOYMENT_FETCH_FAILED"
description: "Failed to fetch the internal deployment. This is a deployment error."
last_updated: "2026-02-03T02:58:41.805Z"
source: "https://vercel.com/docs/errors/INTERNAL_DEPLOYMENT_FETCH_FAILED"
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