Hello Vercel Community, Could you please help for the issue i am facing? when i deploy bun express project to Vercel. Steps i did before creating this topic: I have read this doc FUNCTION_INVOCATION_FAILED it just says to check logs and nothing helpful. I have read topics suggested Hono N…

ok i am closing as this post received no help from community and i am yet to find the solution thought i can’t as I am unable to understand the issue.

If you’re having trouble deploying an Express app, this guide can help. [image] Express on Vercel Deploy Express applications to Vercel with zero configuration. Learn about middleware and Vercel Functions. You can also ask v0 for suggestions tailored to your…

Could anyone provide analysis why this react tsx usage is causing Vercel deployment issues? We should not use react tsx code in routes in backend bun runtime, but why it works locally?

Hey there, @yssdhiraj-4670 ! Just checking in on your issue with the Vercel deployment and the React TSX usage. Have you found a solution, or do you still need some help? Excited to help!

Vercel Bun runtime crashes with “Requested module is not instantiated yet” when using React TSX SSR

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Bun runtime: "Requested module is not instantiated yet" Help bun	25	1183	March 8, 2026
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Vercel Bun runtime crashes with “Requested module is not instantiated yet” when using React TSX SSR

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