Ionic Android Push Notification getting error on phonegap-plugin-push
<p>I am using Ubuntu(15.10) 64-bit system and I use chrome for my logs.</p>

<p>I am trying to do android push notification and <a href="http://docs.ionic.io/v1.0/docs/push-from-scratch#" rel="nofollow">http://docs.ionic.io/v1.0/docs/push-from-scratch#</a> using this ionic doc i am trying to do push notification.</p>

<p>when try to install <code>ionic plugin add phonegap-plugin-push</code> I am getting error like <code>Error: Variable(s) missing (use: --variable SENDER_ID=value).</code> why this error occurs can any one give me a solution to solve this.</p>