Solving create gither.

MusicApp/MainActivity.cs

@@ -154,6 +154,7 @@ namespace MusicApp
 
                 FindViewById(Resource.Id.contentRefresh).Invalidate();
                 FindViewById(Resource.Id.contentView).RequestLayout();
+                FindViewById(Resource.Id.playerSheet).Visibility = ViewStates.Visible;
             }
 
             if (intent.Action == "Sleep")

MusicApp/Resources/layout/Main.xml

@@ -90,6 +90,7 @@
     android:fitsSystemWindows="true"
     android:layout_width="wrap_content"
     android:layout_height="fill_parent"
+    android:visibility="gone"
     android:elevation="6dp"
     app:layout_behavior="android.support.design.widget.BottomSheetBehavior" >
     <RelativeLayout