Railway troubleshooting

Fix Railway Build Failed During npm install

Railway install failures are usually lockfile, Node version, or private package authentication issues. Reproduce with a clean install first.

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Common symptoms

Railway fails before running the app.
Logs stop at npm install or npm ci.
Private package or engine errors appear.

What to check first

Platform: Railway
Error: npm install failed

Railway install failures are usually lockfile, Node version, or private package authentication issues. Reproduce with a clean install first.

Step-by-step fix

Commit exactly one lockfile for your package manager.
Set Node version through package.json engines.
Add registry tokens as Railway variables when using private packages.
Run npm ci locally after deleting node_modules.

"engines": { "node": "20.x" }

Common mistake to avoid

Do not mix npm, pnpm, and yarn lockfiles in the same app unless you know which one Railway will choose.

Still stuck?

Send the deploy log, repository link, target platform, and expected URL. ShipFast Deploy Rescue is a fixed-price debugging service for indie projects and MVPs.

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