Lovable app works in preview but breaks after deploy? Seven fixes
This story is from 2026-10-26. It is preserved in the archive; the latest stories are on the live feed.
Everything works in the Lovable preview. You deploy it to your own domain on Vercel or Netlify, and suddenly login loops, pages go blank or the data never shows up. The app is almost never "broken". Something that the preview handled for you is missing in production. Here are the seven causes I see…
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- 2026-10-26 02:07 · DEV Community — AI
Lovable app works in preview but breaks after deploy? Seven fixes