我收到错误消息ScrollView只能容纳一个直子

Question

我有多个LinearLayouts，它们的组合高度很容易超过设备的屏幕高度。因此，为了使布局可滚动，我尝试添加ScrollView，但不幸的是，出现以下错误：

 Caused by: android.view.InflateException: Binary XML file line #37: ScrollView can host only one direct child

<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:orientation="vertical"
    android:layout_height="match_parent"
    tools:context=".viewbill">

    <LinearLayout
        android:layout_height="40dp"
        android:layout_width="match_parent"
        android:orientation="horizontal"
        android:weightSum="2"
        tools:ignore="MissingConstraints">
        <TextView
            android:id="@+id/text_1"
            android:layout_width="157dp"
            android:text="Product"
            android:textColor="#000"
            android:textSize="18sp"
            android:gravity="center"
            android:layout_height="match_parent"
            android:layout_weight="1" />

        <TextView
            android:id="@+id/text_2"
            android:text="Rate"
            android:gravity="center"
            android:layout_width="163dp"
            android:textSize="18sp"
            android:textColor="#000"
            android:layout_height="match_parent"
            android:layout_weight="1" />
    </LinearLayout>

    <ListView
        android:id="@+id/iid"
        android:layout_marginTop="45dp"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:textAlignment="center"
        android:textColor="#000"
        android:textSize="15sp"
        tools:ignore="MissingConstraints,NestedWeights" />

</ScrollView>