i have this problem.
`-npm ERR! Windows_NT 10.0.10586
npm ERR! argv “C:\Program Files\nodejs\node.exe” “C:\Program Files\nodejs\node_modules\npm\bin\npm-cli.js” "install"
npm ERR! node v4.4.2
npm ERR! npm v2.15.0
npm ERR! code EPEERINVALID
npm ERR! peerinvalid The package angular2@2.0.0-beta.15 does not satisfy its siblings’ peerDependencies requirements!
npm ERR! peerinvalid Peer ionic-angular@2.0.0-beta.6 wants angular2@^2.0.0-beta.15
npm ERR! peerinvalid Peer ng2-translate@2.0.0 wants angular2@>= 2.0.0-beta.16
npm ERR! Please include the following file with any support request:
npm ERR! C:\Users\sebastiaorealino\Documents\TTD repos\ttd_mobile_project\npm-debug.log`
Does anyone know what can it be?