code ELIFECYCLE
npm ERR! errno 1
npm ERR! gff@1.0.0 start: `node build/dev-server.js`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the gff@1.0.0 start script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\Administrator\AppData\Roaming\npm-cache\_logs\2018-08-01T05_56_12_498Z-debug.log
这种错误是80端口被占用