如何在NavigationView内的视图上设置onClick?

我正在尝试在NavigationView中的LinearLayout上设置onClick效果,好像我做错了什么(当我单击Layout时,什么也没发生,并且可以肯定,onClick-Function没问题) 。有小费吗?

<com.google.android.material.navigation.NavigationView
    android:id="@+id/navigationView"
    android:layout_width="300dp"
    android:layout_height="match_parent"
    android:layout_gravity="start"
    android:background="@color/lightGrayBackground"
    android:fitsSystemWindows="true"
    android:theme="@style/AppTheme.DrawerTheme"
    app:headerLayout="@layout/drawer_header"
    app:itemIconPadding="16dp"
    app:itemIconSize="20dp">

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical">

        <LinearLayout
            android:layout_width="300dp"
            android:layout_height="wrap_content"
            android:layout_marginTop="120dp"
            android:orientation="vertical"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent"/>

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:layout_marginTop="16dp"
                android:orientation="horizontal"


                <!-- it's about this Layout here -->

                **android:clickable="true"
                android:focusable="true"
                android:onClick="startInstruction"**>
                <!-- Here's some stuff -->
            </LinearLayout>

    </androidx.constraintlayout.widget.ConstraintLayout>

</com.google.android.material.navigation.NavigationView>