# node v6.4.0 npm v3.10.6
npm uninstall -g angular-cli
npm cache clean
npm install -g angular-cli@webpack

ng -v                                      
 angular-cli: 1.0.0-beta.11-webpack.2                                      
 node: 6.4.0                                                               
 os: win32 x64                         

ng new my-project
cd my-project
ng serve # Module not found: Error: Can't resolve

# local my-project
npm install angular-cli @angular/tsc-wrapped --save-dev
ng init
ng new my-project
ng serve # localhost:4200