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[Solved] Webpack: Bundle.js – Uncaught ReferenceError: process is not defined

Hello Guys, How are you all? Hope You all Are Fine. Today I get the following error Webpack: Bundle.js – Uncaught ReferenceError: process is not defined in javascript. So Here I am Explain to you all the possible solutions here.

Without wasting your time, Let’s start This Article to Solve This Error.

How Webpack: Bundle.js – Uncaught ReferenceError: process is not defined Error Occurs?

Today I get the following error Webpack: Bundle.js – Uncaught ReferenceError: process is not defined in javascript.

How To Solve Webpack: Bundle.js – Uncaught ReferenceError: process is not defined Error ?

  1. How To Solve Webpack: Bundle.js – Uncaught ReferenceError: process is not defined Error ?

    To Solve Webpack: Bundle.js – Uncaught ReferenceError: process is not defined Error Easy way: prepend the variable “NODE_ENV” when you call webpack i.e. NODE_ENV=production webpack --watch

  2. Webpack: Bundle.js – Uncaught ReferenceError: process is not defined

    To Solve Webpack: Bundle.js – Uncaught ReferenceError: process is not defined Error Easy way: prepend the variable “NODE_ENV” when you call webpack i.e. NODE_ENV=production webpack --watch

Solution 1

Update October 2020:

For webpack 5, you can reference process/browser from the appropriate plugins part of webpack.config.js

// webpack needs to be explicitly required
const webpack = require('webpack')

module.exports = {

/* ... rest of the config here ... */

  plugins: [
    // fix "process is not defined" error:
    // (do "npm install process" before running the build)
    new webpack.ProvidePlugin({
      process: 'process/browser',
    }),
  ]
}

Solution 2

Easy way: prepend the variable “NODE_ENV” when you call webpack i.e. NODE_ENV=production webpack --watch

Summery

It’s all About this issue. Hope all solution helped you a lot. Comment below Your thoughts and your queries. Also, Comment below which solution worked for you? Thank You.

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