yo webapp grunt-by-yo 使用这个命令是出现这样的错误，有伙伴遇到过吗，实在是不知道怎么解决
C:\Users\Administrator\grunt-in-action\grunt-by-yo>yo webapp grunt-by-yo
module.js:339
throw err;
^
Error: Cannot find module 'readable-stream'
at Function.Module._resolveFilename (module.js:337:15)
at Function.Module._load (module.js:287:25)
at Module.require (module.js:366:17)
at require (module.js:385:17)
at Object.<anonymous> (C:\Users\Administrator\AppData\Roaming\npm\node_modul
es\generator-webapp\node_modules\yeoman-generator\node_modules\yeoman-environmen
t\node_modules\mem-fs\node_modules\vinyl-file\node_modules\strip-bom-stream\node
_modules\first-chunk-stream\index.js:3:14)
at Module._compile (module.js:435:26)
at Object.Module._extensions..js (module.js:442:10)
at Module.load (module.js:356:32)
at Function.Module._load (module.js:311:12)
at Module.require (module.js:366:17)
at require (module.js:385:17)
