[▲ Vercel Community](/) · [Categories](/categories) · [Latest](/latest) · [Top](/top) · [Live](/live) [v0](/c/v0/59) # V0 Preview sandbox Supabase Url errors 11 views · 0 likes · 4 posts Info 12530259 (@info-12530259) · 2026-03-05 I created a staging environment and linked the Preview environment to it. Now the preview environment does not start and gives Supabase variables erroros. I know all variables are double checked and present. The AI acknowledges it and says vars are there, code is ok and it probably is a Preview sandbox issue. Does anybody have simular experiences with this? Pauline P. Narvas (@pawlean) · 2026-03-06 I've not seen this issue myself, but can you share what errors you've specifically seen? 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! Info 12530259 (@info-12530259) · 2026-03-06 https://v0.app/chat/eworx-tc-v0-eworx-tc-v0-wine-stock-app-2-qXyQbiEOAM7 https://v0.app/chat/eworx-tc-v0-eworx-tc-v0-wine-stock-app-2-qXyQbiEOAM7#7GbLzcIxqaHSLCKnQ6EzzuQkGdqXYSzL