title: "module not found : Error: Cannot resolve module 'react/lib/ReactMount' "
body: <p>I used Reactjs and webpack to start a project, and when I run the "node server" in the command prompt, there is an error like this:</p>
  
  <p><a href="https://i.stack.imgur.com/JtLvh.png" rel="noreferrer"><img src="https://i.stack.imgur.com/JtLvh.png" alt="enter image description here"></a></p>
  
  <p>And the chrome explorer opened successful but also have problems as follows:</p>
  
  <p><a href="https://i.stack.imgur.com/sjsoZ.png" rel="noreferrer"><img src="https://i.stack.imgur.com/sjsoZ.png" alt="enter image description here"></a></p>
  
  <p>The github is: (github.com/Yangqin0607/gallery)</p>
  
  <p>Here is the package.json</p>
  
  <pre><code>    {
    "private": true,
    "version": "0.0.1",
    "description": "YOUR DESCRIPTION - Generated by generator-react-webpack",
    "main": "",
    "scripts": {
      "clean": "rimraf dist/*",
      "copy": "copyfiles -f ./src/index.html ./src/favicon.ico ./dist",
      "dist": "npm run copy &amp; webpack --env=dist",
      "lint": "eslint ./src",
      "posttest": "npm run lint",
      "release:major": "npm version major &amp;&amp; npm publish &amp;&amp; git push --follow-tags",
      "release:minor": "npm version minor &amp;&amp; npm publish &amp;&amp; git push --follow-tags",
      "release:patch": "npm version patch &amp;&amp; npm publish &amp;&amp; git push --follow-tags",
      "serve": "node server.js --env=dev",
      "serve:dist": "node server.js --env=dist",
      "start": "node server.js --env=dev",
      "test": "karma start",
      "test:watch": "karma start --autoWatch=true --singleRun=false"
    },
    "repository": "",
    "keywords": [],
    "author": "Your name here",
    "devDependencies": {
      "babel-core": "^6.0.0",
      "babel-eslint": "^6.0.0",
      "babel-loader": "^6.0.0",
      "babel-polyfill": "^6.3.14",
      "babel-preset-es2015": "^6.0.15",
      "babel-preset-react": "^6.0.15",
      "babel-preset-stage-0": "^6.5.0",
      "bower-webpack-plugin": "^0.1.9",
      "chai": "^3.2.0",
      "copyfiles": "^1.0.0",
      "css-loader": "^0.23.0",
      "eslint": "^3.0.0",
      "eslint-loader": "^1.0.0",
      "eslint-plugin-react": "^6.0.0",
      "file-loader": "^0.9.0",
      "glob": "^7.0.0",
      "isparta-instrumenter-loader": "^1.0.0",
      "karma": "^1.0.0",
      "karma-chai": "^0.1.0",
      "karma-coverage": "^1.0.0",
      "karma-mocha": "^1.0.0",
      "karma-mocha-reporter": "^2.0.0",
      "karma-phantomjs-launcher": "^1.0.0",
      "karma-sourcemap-loader": "^0.3.5",
      "karma-webpack": "^1.7.0",
      "minimist": "^1.2.0",
      "mocha": "^3.0.0",
      "null-loader": "^0.1.1",
      "open": "0.0.5",
      "phantomjs-prebuilt": "^2.0.0",
      "react-addons-test-utils": "^15.0.0",
      "react-hot-loader": "^1.2.9",
      "rimraf": "^2.4.3",
      "style-loader": "^0.13.0",
      "url-loader": "^0.5.6",
      "webpack": "^1.12.0",
      "webpack-dev-server": "^1.12.0"
    },
    "dependencies": {
      "core-js": "^2.0.0",
      "normalize.css": "^4.0.0",
      "react": "^15.0.0",
      "react-dom": "^15.0.0"
    }
  }
  </code></pre>