运行 webpack-dev-server 会出现以下错误。
const options = wpOpt.devServer || firstWpOpt.devServer || {};
^
TypeError: Cannot read property 'devServer' of undefined
at processOptions (E:\repos\ng4-ngcli-server-test\node_modules\webpack-dev-server\bin\webpack-dev-server.js:208:47)
at Object.<anonymous> (E:\repos\ng4-ngcli-server-test\node_modules\webpack-dev-server\bin\webpack-dev-server.js:430:1)
at Module._compile (module.js:570:32)
at Object.Module._extensions..js (module.js:579:10)
at Module.load (module.js:487:32)
at tryModuleLoad (module.js:446:12)
at Function.Module._load (module.js:438:3)
at Module.runMain (module.js:604:10)
at run (bootstrap_node.js:394:7)
at startup (bootstrap_node.js:149:9)
at bootstrap_node.js:509:3
webpack版本。
webpack-dev-server 2.4.2
webpack 2.4.1
npm＆amp;节点版本。
npm -> 3.10.8
node -> 6.9.1