Webpack output ERROR in ./../output/bundle.js from UglifyJs Unexpected token: name (MDCFoundation) [./../output/bundle.js:26793,6]

[mkkumar548]

My Webpack config
var webpack = require("webpack"); module.exports = { entry : { jsx : "./app/app.jsx", }, resolve : { extensions : [".",".js",".jsx"] }, node: { fs: "empty", net: "empty", tls: "empty", dns: "empty" }, module : { loaders : [ {test: /\.html$/, loader: "file-loader?name=[name].[ext]" }, {test: /\.css$/, loader: ["style-loader","css-loader"] }, // Load Dynamic css with style-loader and read files with css-loader {test: /\.js?$/, query : { presets : ["react","es2015","babel-preset-stage-1"]}, exclude: /node_modules/, loader: "babel-loader"}, {test: /\.jsx?$/, query : { presets : ["react","es2015","babel-preset-stage-1"]}, exclude: /node_modules/, loader: "babel-loader"}, {test: /\.png$/, loader: "url-loader?limit=100000"}, {test: /\.jpg$/, loader: "file-loader" }, {test: /\.(woff|woff2)(\?v=\d+\.\d+\.\d+)?$/,loader: "url?limit=10000&mimetype=application/font-woff"}, {test: /\.ttf(\?v=\d+\.\d+\.\d+)?$/, loader: "url?limit=10000&mimetype=application/octet-stream"}, {test: /\.eot(\?v=\d+\.\d+\.\d+)?$/, loader: "file"}, {test: /\.svg(\?v=\d+\.\d+\.\d+)?$/, loader: "url?limit=10000&mimetype=image/svg+xml"} ], } };