If you are using ionic in config.xml update widget tag with "xmlns:android="http://schemas.android.com/apk/res/android"
<widget id="io.ionic.starter" version="0.0.1" xmlns="http://www.w3.org/ns/widgets" xmlns:android="http://schemas.android.com/apk/res/android" xmlns:cdv="http://cordova.apache.org/ns/1.0">_x000D_
_x000D_
_x000D_
<widget/>
_x000D_