[▲ Vercel Community](/) · [Categories](/categories) · [Latest](/latest) · [Top](/top) · [Live](/live) [v0](/c/v0/59) # v0 preview connection refused error in the new preview interface 22 views · 1 like · 2 posts Luobo1689 5678 (@luobo1689-5678) · 2026-03-22 The latest update has really degraded the user experience. Previously, it was a fantastic tool for frontend prototyping with a reliable preview. This new ‘box’ setup has made the preview feature almost unusable. It feels like they over-engineered a solution that was already working well I'm getting the following error in the preview: > **Error: vercel.com refused to connect**  Pauline P. Narvas (@pawlean) · 2026-03-23 · ♥ 1 Thank you for your feedback. This has been passed onto the v0 team! Can you share any chat links that I can also add to my message internally?