D:\hapi_learn>npm install --save hapi@17.x.x npm ERR! code ENOSELF npm ERR! Refusing to install package with name "hapi" under a package npm ERR! also called "hapi". Did you name your project the same npm ERR! as the dependency you're installing? npm ERR! npm ERR! For more information, see: npm ERR! <https://docs.npmjs.com/cli/install#limitations-of-npms-install-algorithm> npm ERR! A complete log of this run can be found in: npm ERR! C:\Users\xwanga\AppData\Roaming\npm-cache\_logs\2018-03-10T07_15_40_621Z-debug.log
解決方法就是，修改package.json中的name名稱，再重新執行安裝命令即可。