/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:22404
  href: _react2['default'].PropTypes.string,
                                    ^

TypeError: Cannot read property 'string' of undefined
at Object.defineProperty.value (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:22404:38)
at __webpack_require__ (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:30:30)
at Object.<anonymous> (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:20101:20)
at __webpack_require__ (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:30:30)
at Object.i (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:19923:15)
at __webpack_require__ (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:30:30)
at Object.defineProperty.value (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:19790:20)
at __webpack_require__ (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:30:30)
at Object.defineProperty.value (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:19000:34)
at __webpack_require__ (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:30:30)
at Object.<anonymous> (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:320:22)
at __webpack_require__ (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:30:30)
at Object.<anonymous> (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:76:16)
at __webpack_require__ (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:30:30)
at Object.obj.__esModule.default (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:57:19)
at __webpack_require__ (/Users/aarthi.ananth/reactjs/reactjs/reaact-csp/CSP/public/build/server.js:30:30)

var propTypes = {
  href: _react2['default'].PropTypes.string,
  onClick: _react2['default'].PropTypes.func,
  disabled: _react2['default'].PropTypes.bool,
  role: _react2['default'].PropTypes.string,
  tabIndex: _react2['default'].PropTypes.oneOfType([_react2['default'].PropTypes.number, _react2['default'].PropTypes.string]),
  /**
   * this is sort of silly but needed for Button
   */
  componentClass: _elementType2['default']
};

{
 "name": "manualreact",
 "version": "1.0.0",
 "description": "",
 "main": "index.js",
 "scripts": {
 "babel":"babel",
 "webpack":"webpack",
 "test": "echo "Error: no test specified" && exit 1"
},
 "author": "",
 "license": "ISC",
 "dependencies": {
 "babel-core": "^6.26.0",
 "babel-loader": "^7.1.2",
 "babel-preset-es2015": "^6.24.1",
 "babel-preset-react": "^6.24.1",
 "es6-promise": "^4.1.1",
 "react": "^16.2.0",
 "react-dom": "^16.2.0",
 "webpack": "^3.10.0"
}
}