Ionic Add platform $platform gives me error

Ionic Framework ionic-v3
1

ionic add platform android
[ERROR] Unknown plugin: @ionic/cli-plugin-.

ionic --version
3.0.0-beta.4

cordova --version
6.5.0

npm --version
4.1.2

2

Hi Dhaval_75,

Try Cordova command to add platform.

cordova platform add android