Goodme Frontend Team
Jan 13, 2025 · Frontend Development
Why Upgrading to Webpack 5 Breaks process.env and How to Fix It
This article recounts a production white‑screen caused by missing node polyfills after upgrading to webpack 5, explains how the undefined process.env variables triggered the crash, and shows how to diagnose and resolve the issue using DefinePlugin or a polyfill plugin.
DefinePluginfrontend debuggingnode polyfill
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