Application Development
Fix Bolt.new 404 Errors After Deploying to Static Hosts
Bolt.new app shows 404 on subpages after deploying? Add routing config to Netlify _redirects, Vercel vercel.json, or GitHub Pages 404.html. Step-by-step fix.
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Vercel shows Ready but your app returns 404. Root cause: routing metadata, not code. Fix framework preset, output directory, SPA fallback, DNS. Step-by-step troubleshooting.
Read post →Bolt.new app shows 404 on subpages after deploying? Add routing config to Netlify _redirects, Vercel vercel.json, or GitHub Pages 404.html. Step-by-step fix.
Lovable's TanStack Start uses Nitro with Cloudflare preset by default. Fix 404 errors on Vercel by reconfiguring to Vercel preset. Step-by-step guide.
Lovable uses Nitro with Cloudflare Workers preset by default. Learn why this breaks Vercel deployments and fix it with a simple vite.config.ts change.
Learn why Lovable apps break after TanStack Start updates and how to fix Vercel 404s, SSR slowness, and env var errors. Step-by-step troubleshooting guide.