<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.github.rahatarmanahmed.cpv">

    <application android:allowBackup="true" android:label="@string/app_name">

    </application>

</manifest>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.github.rahatarmanahmed.cpv">

</manifest>

Remove application tag from library
Remove application tag from library

Libraries should not use this tag, as any attributes inside it will conflict with projects that integrate the library and cause build errors.