inflate-exception

NPE while inflating layout (Attempt to invoke virtual method ‘boolean java.lang.String.equals(java.lang.Object)’ on a null object reference)

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Change <view to <View, because view is not about empty view. It’s for custom view defined through class attr, like below: <view android:layout_width=”wrap_content” android:layout_height=”wrap_content” class=”com.your.package.YourCustomView” /> And you got Caused by: java.lang.NullPointerException: Attempt to invoke virtual method ‘boolean java.lang.String.equals(java.lang.Object)’ on a null object reference because of LayoutInflater tries to parse class attr: LayoutInflater source code … Read more

InflateException with FloatingActionButton from Official Design Library

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com.android.support:appcompat-v7:21+ added support for tinting widgets on devices running pre android 5.1 (API Level 21). To make use of it make sure you extend or set the AppCompat Theme and use app:backgroundTint instead of android:backgroundTint. Example: <android.support.design.widget.FloatingActionButton xmlns:app=”http://schemas.android.com/apk/res-auto” android:id=”@+id/fab” android:layout_width=”wrap_content” android:layout_height=”wrap_content” android:layout_margin=”16dp” android:src=”https://stackoverflow.com/questions/30870443/@drawable/icon” app:backgroundTint=”@color/accent” app:borderWidth=”0dp” />