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layout - Android Scrollview having videoview is giving problem

I have a VideoView that is inside a scrollView. When I scroll the scrollView, the VideoView does not scroll with it. It is like its position is fixed. Here is my layout:

<?xml version="1.0" encoding="utf-8" ?> 
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" android:background="#FFFFFF">
    <LinearLayout android:id="@+id/BackBar" android:orientation="vertical" android:layout_width="fill_parent" android:paddingTop="2dp" android:layout_height="wrap_content" android:background="#D6DEAA">
        <Button android:id="@+id/BackButton" android:layout_gravity="left" android:text="@string/BackButtonText" android:layout_width="wrap_content" android:layout_height="wrap_content" /> 
    </LinearLayout>
    <ScrollView android:id="@+id/scroll1" android:layout_height="fill_parent" android:layout_width="fill_parent">
        <LinearLayout android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" android:background="#FFFFFF">
            <LinearLayout android:id="@+id/contentVideo" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="wrap_content" android:paddingLeft="30px" android:paddingTop="15px" android:background="#FFFFFF">
                <TextView android:id="@+id/learn_hiv_blck1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/learn_hiv_blck1" android:textColor="#000000" android:textStyle="italic" android:background="#FFFFFF" android:layout_gravity="left" /> 
                <TextView android:id="@+id/learn_hiv_blck2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:paddingTop="15px" android:text="@string/learn_hiv_blck2" android:textColor="#000000" android:background="#FFFFFF" android:layout_gravity="left" /> 
                <TextView android:id="@+id/learn_hiv_blck3" android:layout_width="wrap_content" android:layout_height="wrap_content" android:paddingTop="15px" android:text="@string/learn_hiv_blck3" android:textColor="#000000" android:background="#FFFFFF" android:layout_gravity="left" /> 
                <LinearLayout android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="wrap_content" android:background="#FFFFFF">
                    <VideoView android:id="@+id/VideoView" android:layout_width="283dip" android:layout_height="183dip" /> 
                </LinearLayout>
            </LinearLayout>
            <LinearLayout android:id="@+id/contentVideo" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" android:paddingLeft="30px" android:paddingTop="15px" android:paddingBottom="40dip" android:background="#FFFFFF">
                <TextView android:id="@+id/learn_hiv_blck4" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/learn_hiv_blck4" android:textColor="#000000" android:background="#FFFFFF" android:layout_gravity="left" /> 
                <VideoView android:id="@+id/VideoView1" android:layout_width="280dip" android:layout_height="190dip" android:visibility="gone" /> 
            </LinearLayout>
        </LinearLayout>
    </ScrollView>
</LinearLayout>

What is the problem in my layout?

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You could also set for your VideoView:

    android:background:"#0000"

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