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# Vercel deployment returns DEPLOYMENT_NOT_FOUND 404 error on custom domain

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Santisasly 6384 (@santisasly-6384) · 2026-02-23

## Problem
The site is returning a 404 error despite the deployment status being "Ready".

## Details
- **Project:** `v0-cybersecurity-website-build`
- **Domain:** `zerovectorsecurity.net`
- **Deployment ID:** `dpl_DsTrCL5ojJgnhygLLAEArF3cXYuV`

## Error
> **Error: DEPLOYMENT_NOT_FOUND / 404**

AI confirmed everything is set up correctly.


Pauline P. Narvas (@pawlean) · 2026-02-24

@santisasly-6384 Welcome to the Community!

https://community.vercel.com/t/debugging-404-errors/437

Have you tried going through this?


Community Backoffice (@community-backoffice) · 2026-03-06

Hey! To help debug your v0 project, could you share your **v0 chat link**?
It looks like `https://v0.app/chat/...` — you can copy it from your browser's address bar while in the chat.

You'll also need to unlist the chat so our team can view it — here's how: https://v0.app/docs/sharing

This helps the team reproduce what you're seeing much faster. Thanks!