Skip to main content
← All fixes

The fix

90% of the time it's one of: (1) Missing env var in Vercel dashboard (compare with `vercel env pull`), (2) Node version mismatch β€” pin in `engines` field of package.json, (3) Edge runtime can't run a Node API you used, (4) File system writes that work locally don't on serverless. Check Vercel function logs first β€” they tell you which one.

Deeper dive: read the full article β†’

More Ship failures

Know a better fix, or hit one that’s not here? Submit a fix β†’

Get one fix in your inbox each week. The Weekly Fix β†’