当我运行“Ionic start project name”时，我总是得到这个错误消息:

错误消息

Running command - failed![ERROR] An error occurred while running npm install (exit code 1):

    module.js:471
        throw err;
        ^

    Error: Cannot find module '../lib/utils/unsupported.js'
        at Function.Module._resolveFilename (module.js:469:15)
        at Function.Module._load (module.js:417:25)
        at Module.require (module.js:497:17)
        at require (internal/module.js:20:19)
        at /usr/local/lib/node_modules/npm/bin/npm-cli.js:19:21
        at Object.<anonymous> (/usr/local/lib/node_modules/npm/bin/npm-cli.js:79:3)
        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)

E:\A Prem World\Team_Work_Tasks\Anjali\Anjali_20160524\QuizApp_20160524_01_Anj>ionic serve -l
(node:4772) fs: re-evaluating native module sources is not supported. If you are using the graceful-fs module, please update it to a more recent version.
There is an error in your gulpfile:
Error: Node Sass does not yet support your current environment: Windows 64-bit with false
For more information on which environments are supported please see:
TODO URL
    at Object.<anonymous> (E:\A Prem World\Team_Work_Tasks\Anjali\Anjali_20160524\QuizApp_20160524_01_Anj\node_modules\node-sass\lib\index.js:12:11)
    at Module._compile (module.js:541:32)
    at Object.Module._extensions..js (module.js:550:10)
    at Module.load (module.js:456:32)
    at tryModuleLoad (module.js:415:12)
    at Function.Module._load (module.js:407:3)
    at Module.require (module.js:466:17)
    at require (internal/module.js:20:19)
    at Object.<anonymous> (E:\A Prem World\Team_Work_Tasks\Anjali\Anjali_20160524\QuizApp_20160524_01_Anj\node_modules\gulp-sass\index.js:187:21)
    at Module._compile (module.js:541:32)

当我使用Ionic serve命令运行Ionic 3项目时，我会得到这个错误: