# Nitro failing on Generate command to build
After nuxt installation npm run dev occurs error
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How to Fix this problem when I run it after nuxt build
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static asset 404s print `[nitro] Error while generating error response FetchError: 404`
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upgrade breaks my build in local and in vercel
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net::ERR_ABORTED 504 (Gateway Timeout)
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404 error after running `npx nuxi generate` with `app.baseURL` set.
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[Nuxt 3.6.5] `nuxt build`, fail at Nitro step for "undefined"
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Unable to serve static files after build
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