我一直在尝试将CardView添加到navigationDrawer activity和collapsing toolbar layout所有活动中，以便我可以在导航抽屉中查看我的所有内容并折叠布局并使用卡片视图我的按钮使它更具吸引力。但只要我没有将卡片视图添加到布局中它就可以正常工作，但是当我将CardView添加到XML文件的代码中并运行程序时，模拟器会显示应用程序没有响应。
我需要帮助，请任何人。
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.DrawerLayout 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:id="@+id/drawer"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.example.madhu.management.DashBoard">
<android.support.design.widget.CoordinatorLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#e0e0e0">
<android.support.design.widget.AppBarLayout
android:id="@+id/appbar"
android:layout_width="match_parent"
android:layout_height="250dp"
android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar">
<android.support.design.widget.CollapsingToolbarLayout
android:id="@+id/collapsingtoolbar"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@drawable/materialappbar"
app:contentScrim="?attr/colorPrimary"
app:expandedTitleMarginEnd="64dp"
app:expandedTitleMarginStart="480dp"
app:layout_scrollFlags="exitUntilCollapsed|scroll"
app:title="management">
<android.support.v7.widget.Toolbar
android:id="@+id/toolbarid"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
app:layout_collapseMode="pin"
app:popupTheme="@style/ThemeOverlay.AppCompat.Light" />
</android.support.design.widget.CollapsingToolbarLayout>
</android.support.design.widget.AppBarLayout>
<android.support.v4.widget.NestedScrollView
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_behavior="@string/appbar_scrolling_view_behavior">
<LinearLayout
android:id="@+id/ll"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#fcfcfc"
android:gravity="center"
android:orientation="vertical"
android:padding="10dp">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:clipToPadding="false"
android:gravity="center"
android:orientation="horizontal">
<android.support.v7.widget.CardView
android:id="@+id/bankcardId"
android:layout_width="160dp"
android:layout_height="190dp"
android:layout_margin="10dp"
android:clickable="true"
android:foreground="?android:attr/selectableItemBackground">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center"
android:orientation="vertical">
<ImageView
android:layout_width="64dp"
android:layout_height="64dp"
android:background="@drawable/circlebackgroundpurple"
android:padding="10dp"
android:src="@drawable/ic_add_alert_white_24px" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:text="Notice"
android:textStyle="bold" />
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:layout_margin="10dp"
android:background="@color/lightgray" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:padding="5dp"
android:text="department notice board"
android:textColor="@android:color/darker_gray" />
</LinearLayout>
</android.support.v7.widget.CardView>
<android.support.v7.widget.CardView
android:layout_width="160dp"
android:layout_height="190dp"
android:layout_margin="10dp"
android:clickable="true"
android:foreground="?android:attr/selectableItemBackground">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center"
android:orientation="vertical">
<ImageView
android:layout_width="64dp"
android:layout_height="64dp"
android:background="@drawable/circlebackgroundpink"
android:padding="10dp"
android:src="@drawable/ic_book_white_24px" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:text="Notes"
android:textStyle="bold" />
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:layout_margin="10dp"
android:background="@color/lightgray" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:padding="5dp"
android:text="Notes from faculty"
android:textColor="@android:color/darker_gray" />
</LinearLayout>
</android.support.v7.widget.CardView>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:clipToPadding="false"
android:gravity="center"
android:orientation="horizontal">
<android.support.v7.widget.CardView
android:layout_width="160dp"
android:layout_height="190dp"
android:layout_margin="10dp"
android:clickable="true"
android:foreground="?android:attr/selectableItemBackground">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center"
android:orientation="vertical">
<ImageView
android:layout_width="64dp"
android:layout_height="64dp"
android:background="@drawable/circlebackgroundgreen"
android:padding="10dp"
android:src="@drawable/ic_help_outline_white_24px" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:text="Question papers"
android:textStyle="bold" />
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:layout_margin="10dp"
android:background="@color/lightgray" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:padding="5dp"
android:text="Question banks and question papers"
android:textColor="@android:color/darker_gray" />
</LinearLayout>
</android.support.v7.widget.CardView>
<android.support.v7.widget.CardView
android:layout_width="160dp"
android:layout_height="190dp"
android:layout_margin="10dp"
android:clickable="true"
android:foreground="?android:attr/selectableItemBackground">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center"
android:orientation="vertical">
<ImageView
android:layout_width="64dp"
android:layout_height="64dp"
android:background="@drawable/circlebackgroundyellow"
android:padding="10dp"
android:src="@drawable/ic_update_white_24px" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:text="University Updates"
android:textStyle="bold" />
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:layout_margin="10dp"
android:background="@color/lightgray" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:padding="5dp"
android:text="updates from university"
android:textColor="@android:color/darker_gray" />
</LinearLayout>
</android.support.v7.widget.CardView>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:clipToPadding="false"
android:gravity="center"
android:orientation="horizontal">
<android.support.v7.widget.CardView
android:layout_width="340dp"
android:layout_height="150dp"
android:layout_margin="10dp"
android:clickable="true"
android:foreground="?android:attr/selectableItemBackground">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center"
android:orientation="vertical">
<ImageView
android:layout_width="64dp"
android:layout_height="64dp"
android:background="@drawable/circlebackgroundpurple"
android:padding="10dp"
android:src="@drawable/ic_stars_white_24dp" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:text="Results"
android:textStyle="bold" />
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:layout_margin="10dp"
android:background="@color/lightgray" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:padding="5dp"
android:text="semister results"
android:textColor="@android:color/darker_gray" />
</LinearLayout>
</android.support.v7.widget.CardView>
</LinearLayout>
</LinearLayout>
</android.support.v4.widget.NestedScrollView>
</android.support.design.widget.CoordinatorLayout>
<android.support.design.widget.NavigationView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_gravity="start"
android:background="#ffffff"
app:headerLayout="@layout/header"
app:itemIconTint="@color/colorPrimaryDark"
app:itemTextColor="@color/colorPrimaryDark"
app:menu="@menu/drawermenu" />
</android.support.v4.widget.DrawerLayout>