Java 无法加载由onCreate()引起的下一个活动应用程序崩溃
我的应用程序有一个连接到多个活动的仪表板。除了一个链接到配置文件活动的按钮外,其他所有按钮都工作正常。我一直在寻找一个解决方案几乎一个星期了,但仍然是同一个问题。点击那个按钮,应用程序就崩溃了。 以下是我的代码: content_profiles_wards.xmlJava 无法加载由onCreate()引起的下一个活动应用程序崩溃,java,android,android-studio,Java,Android,Android Studio,我的应用程序有一个连接到多个活动的仪表板。除了一个链接到配置文件活动的按钮外,其他所有按钮都工作正常。我一直在寻找一个解决方案几乎一个星期了,但仍然是同一个问题。点击那个按钮,应用程序就崩溃了。 以下是我的代码: content_profiles_wards.xml <?xml version="1.0" encoding="utf-8"?> <android.support.v4.widget.NestedScrollView xmlns:android="http://sc
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.NestedScrollView 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:layout_height="match_parent"
android:background="@color/colorTransparentWhite"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
tools:context="info.sahms.sahms.profiles_wards"
tools:showIn="@layout/activity_profiles_wards">
<ScrollView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fillViewport="true">
<info.sahms.sahms.NonScrollListView
android:id="@+id/listview"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginLeft="@dimen/_20sdp"
android:layout_marginRight="@dimen/_20sdp"
android:layout_marginTop="@dimen/_20sdp"
android:clickable="true"
android:background="@android:color/transparent"
android:divider="@android:color/transparent"
android:dividerHeight="@dimen/_10sdp">
</info.sahms.sahms.NonScrollListView>
</ScrollView>
</android.support.v4.widget.NestedScrollView>
xml文件
<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout 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:layout_height="match_parent"
android:fitsSystemWindows="true"
tools:context="info.sahms.sahms.profiles_wards">
<android.support.design.widget.AppBarLayout
android:id="@+id/app_bar"
android:layout_width="match_parent"
android:layout_height="@dimen/app_bar_height"
android:fitsSystemWindows="true"
android:background="@color/colorPrimaryDark"
android:theme="@style/AppTheme.AppBarOverlay">
<android.support.design.widget.CollapsingToolbarLayout
android:id="@+id/toolbar_layout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
app:contentScrim="@color/yellow"
app:layout_scrollFlags="scroll|exitUntilCollapsed"
app:toolbarId="@+id/toolbar">
<android.support.v7.widget.Toolbar
android:id="@+id/toolbar"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
app:layout_collapseMode="pin"
app:popupTheme="@style/AppTheme.PopupOverlay" />
</android.support.design.widget.CollapsingToolbarLayout>
</android.support.design.widget.AppBarLayout>
<include layout="@layout/content_profiles_wards" />
<android.support.design.widget.FloatingActionButton
android:id="@+id/fab"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="@dimen/fab_margin"
app:layout_anchor="@id/app_bar"
app:layout_anchorGravity="bottom|end"
android:background="@color/yellow"
android:backgroundTint="@color/yellow"
android:src="@drawable/ic_face_black_24dp"
/>
</android.support.design.widget.CoordinatorLayout>
这是android studio的错误
`E/AndroidRuntime: FATAL EXCEPTION: main
Process: info.sahms.sahms, PID: 8033
java.lang.RuntimeException: Unable to start activity ComponentInfo{info.sahms.sahms/info.sahms.sahms.profiles_wards}: android.view.InflateException: Binary XML file line #0: Binary XML file line #0: Error inflating class android.support.design.widget.FloatingActionButton
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2417)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2477)
at android.app.ActivityThread.-wrap11(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1345)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5452)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:781)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:671)
Caused by: android.view.InflateException: Binary XML file line #0: Binary XML file line #0: Error inflating class android.support.design.widget.FloatingActionButton
at android.view.LayoutInflater.inflate(LayoutInflater.java:539)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at android.support.v7.app.AppCompatDelegateImplV9.setContentView(AppCompatDelegateImplV9.java:287)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
at info.sahms.sahms.profiles_wards.onCreate(profiles_wards.java:63)
at android.app.Activity.performCreate(Activity.java:6305)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1110)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2370)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2477)
at android.app.ActivityThread.-wrap11(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1345)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5452)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:781)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:671)
Caused by: android.view.InflateException: Binary XML file line #0: Error inflating class android.support.design.widget.FloatingActionButton
at android.view.LayoutInflater.createView(LayoutInflater.java:645)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:764)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:704)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:835)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:798)
at android.view.LayoutInflater.inflate(LayoutInflater.java:515)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at android.support.v7.app.AppCompatDelegateImplV9.setContentView(AppCompatDelegateImplV9.java:287)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
at info.sahms.sahms.profiles_wards.onCreate(profiles_wards.java:63)
at android.app.Activity.performCreate(Activity.java:6305)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1110)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2370)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2477)
at android.app.ActivityThread.-wrap11(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1345)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5452)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:781)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:671)
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance(Native Method)
at android.view.LayoutInflater.createView(LayoutInflater.java:619)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:764)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:704)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:835)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:798)
at android.view.LayoutInflater.inflate(LayoutInflater.java:515)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at android.support.v7.app.AppCompatDelegateImplV9.setContentView(AppCompatDelegateImplV9.java:287)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
at info.sahms.sahms.profiles_wards.onCreate(profiles_wards.java:63)
at android.app.Activity.performCreate(Activity.java:6305)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1110)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2370)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2477)
at android.app.ActivityThread.-wrap11(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1345)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5452)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:781)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:671)
Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'android.graphics.drawable.Drawable android.graphics.drawable.Drawable$ConstantState.newDrawable()' on a null object reference
at android.graphics.drawable.LayerDrawable$ChildDrawable.<init>(LayerDrawable.java:1724)
at android.graphics.drawable.LayerDrawable$LayerState.<init>(LayerDrawable.java:1793)
at android.graphics.drawable.RippleDrawable$RippleState.<init>(RippleDrawable.java:982)
at android.graphics.drawable.RippleDrawable.createConstantState(RippleDrawable.java:973)
at android.graphics.drawable.RippleDrawable.createConstantState(RippleDrawable.java:972)
at android.graphics.drawable.LayerDrawable.mutate(LayerDrawable.java:1653)
at android.graphics.drawable.RippleDrawable.mutate(RippleDrawable.java:959)
at android.view.View.applyBackgroundTint(View.java:17432)
at android.view.View.setBackgroundDrawable(View.java:17308)
at android.support.design.widget.FloatingActionButton.access$001(FloatingActionButton.java:68)
at android.support.design.widget.FloatingActionButton$ShadowDelegateImpl.setBackgroundDrawable(FloatingActionButton.java:824)
at android.support.design.widget.FloatingActionButtonLollipop.setBackgroundDrawable(FloatingActionButtonLollipop.java:73)
at android.support.design.widget.FloatingActionButton.<init>(FloatingActionButton.java:179)
at android.support.design.widget.FloatingActionButton.<init>(FloatingActionButton.java:151)`
`E/AndroidRuntime:致命异常:main
进程:info.sahms.sahms,PID:8033
java.lang.RuntimeException:无法启动活动组件信息{info.sahms.sahms/info.sahms.sahms.profiles_wards}:android.view.InflateException:二进制XML文件行#0:二进制XML文件行#0:膨胀类android.support.design.widget.FloatingActionButton时出错
在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2417)上
位于android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2477)
位于android.app.ActivityThread.-wrap11(ActivityThread.java)
在android.app.ActivityThread$H.handleMessage(ActivityThread.java:1345)上
位于android.os.Handler.dispatchMessage(Handler.java:102)
位于android.os.Looper.loop(Looper.java:148)
位于android.app.ActivityThread.main(ActivityThread.java:5452)
位于java.lang.reflect.Method.invoke(本机方法)
在com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:781)上
位于com.android.internal.os.ZygoteInit.main(ZygoteInit.java:671)
原因:android.view.InflateException:二进制XML文件行#0:二进制XML文件行#0:对类android.support.design.widget.FloatingActionButton进行充气时出错
在android.view.LayoutInflater.inflate(LayoutInflater.java:539)
在android.view.LayoutInflater.充气(LayoutInflater.java:423)
在android.view.LayoutInflater.inflate(LayoutInflater.java:374)
在android.support.v7.app.AppCompateDelegateImplV9.setContentView(AppCompateDelegateImplV9.java:287)
位于android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
在info.sahms.sahms.profiles\u wards.onCreate(profiles\u wards.java:63)
位于android.app.Activity.performCreate(Activity.java:6305)
位于android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1110)
在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2370)上
位于android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2477)
位于android.app.ActivityThread.-wrap11(ActivityThread.java)
在android.app.ActivityThread$H.handleMessage(ActivityThread.java:1345)上
位于android.os.Handler.dispatchMessage(Handler.java:102)
位于android.os.Looper.loop(Looper.java:148)
位于android.app.ActivityThread.main(ActivityThread.java:5452)
位于java.lang.reflect.Method.invoke(本机方法)
在com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:781)上
位于com.android.internal.os.ZygoteInit.main(ZygoteInit.java:671)
由以下原因引起:android.view.InflateException:二进制XML文件行#0:膨胀类android.support.design.widget.FloatingActionButton时出错
位于android.view.LayoutInflater.createView(LayoutInflater.java:645)
位于android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:764)
位于android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:704)
位于android.view.LayoutInflater.rInflate(LayoutInflater.java:835)
位于android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:798)
在android.view.LayoutInflater.充气(LayoutInflater.java:515)
在android.view.LayoutInflater.充气(LayoutInflater.java:423)
在android.view.LayoutInflater.inflate(LayoutInflater.java:374)
在android.support.v7.app.AppCompateDelegateImplV9.setContentView(AppCompateDelegateImplV9.java:287)
位于android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
在info.sahms.sahms.profiles\u wards.onCreate(profiles\u wards.java:63)
位于android.app.Activity.performCreate(Activity.java:6305)
位于android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1110)
在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2370)上
位于android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2477)
位于android.app.ActivityThread.-wrap11(ActivityThread.java)
在android.app.ActivityThread$H.handleMessage(ActivityThread.java:1345)上
位于android.os.Handler.dispatchMessage(Handler.java:102)
位于android.os.Looper.loop(Looper.java:148)
位于android.app.ActivityThread.main(ActivityThread.java:5452)
位于java.lang.reflect.Method.invoke(本机方法)
在com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:781)上
位于com.android.internal.os.ZygoteInit.main(ZygoteInit.java:671)
原因:java.lang.reflect.InvocationTargetException
位于java.lang.reflect.Constructor.newInstance(本机方法)
在android.view.LayoutInflater.createView(LayoutInflater.java:619)
位于android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:764)
位于android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:704)
位于android.view.LayoutInflater.rInflate(LayoutInflater.java:835)
位于android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:798)
在android.view.LayoutInflater.充气(LayoutInflater.java:515)
在android.view.LayoutInflater.充气(LayoutInflater.java:423)
在android.view.LayoutInflater.inflate(LayoutInflater.java:374)
在android.support.v7.app.AppCompateDelegateImplV9.setContentView(AppCompateDelegateImplV9.java:287)
位于android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
在info.sahms.sahms.profiles\u wards.onCreate(profiles\u wards.java:63)
位于android.app.Activity.performCreate(Activity.java:6305)
在android.app.Instrumentation.callActivityOnCreate(Instrument)中
android:backgroundTint="@color/yellow"
app:backgroundTint="@color/yellow"
<android.support.design.widget.FloatingActionButton
android:id="@+id/fab"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="@dimen/fab_margin"
app:layout_anchor="@id/app_bar"
app:layout_anchorGravity="bottom|end"
android:background="@color/yellow"
app:backgroundTint="@color/yellow"
android:src="@drawable/ic_face_black_24dp"
/>