cordova - ionic android platform error -

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when added android platform ionic project error.can please tell whats wrong here.my node js version 4.4.3

module.js:327     throw err;     ^  error: cannot find module 'config-chain'     @ function.module._resolvefilename (module.js:325:15)     @ function.module._load (module.js:276:25)     @ module.require (module.js:353:17)     @ require (internal/module.js:12:17)     @ object.<anonymous> (c:\users\uvindu\appdata\roaming\npm\node_modules\cordova\node_modules\npm\lib\config\core.js:2:10)     @ module._compile (module.js:409:26)     @ object.module._extensions..js (module.js:416:10)     @ module.load (module.js:343:32)     @ function.module._load (module.js:300:12)     @ module.require (module.js:353:17)     @ require (internal/module.js:12:17)

following these steps fixed problem me http://ionicframework.com/getting-started/


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