为什么我的应用程序在启动时崩溃（Android Studio）_Android_Android Layout

为什么我的应用程序在启动时崩溃（Android Studio）

android android-layout

为什么我的应用程序在启动时崩溃（Android Studio）,android,android-layout,Android,Android Layout,我正在Android Studio IDE 1.1.0版上开发一个应用程序。这是一个百分比应用程序我的问题是，当我在设备上启动应用程序时，它会在启动时不断崩溃这是我的AndroidManifest.xml <?xml version="1.0" encoding="utf-8"?> activity_main.xml <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xm

我正在Android Studio IDE 1.1.0版上开发一个应用程序。这是一个百分比应用程序

我的问题是，当我在设备上启动应用程序时，它会在启动时不断崩溃

这是我的AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>

activity_main.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools" android:layout_width="wrap_content"
android:layout_height="match_parent"      android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
android:paddingBottom="@dimen/activity_vertical_margin"     tools:context=".MainActivity">


<TextView
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    android:text="0"
    android:id="@+id/totalTextView"
    android:layout_marginTop="29dp"
    android:textStyle="normal"
    android:layout_alignParentTop="true"
    android:layout_alignParentEnd="true"
    android:layout_alignParentStart="true"
    android:layout_alignParentBottom="false"
    android:layout_alignParentLeft="false"
    android:layout_alignWithParentIfMissing="false"
    android:layout_alignParentRight="false"
    android:autoText="false"
    android:elegantTextHeight="false"
    android:gravity="center"
    android:textAlignment="center"
    android:textSize="50dp" />

<TextView
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:textAppearance="?android:attr/textAppearanceLarge"
    android:text="What is"
    android:id="@+id/textView"
    android:layout_below="@+id/totalTextView"
    android:layout_centerHorizontal="true"
    android:layout_marginTop="35dp" />

<EditText
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:inputType="numberDecimal"
    android:ems="10"
    android:id="@+id/percentageTxt"
    android:layout_marginTop="28dp"
    android:hint="Enter Percentage"
    android:textAlignment="center"
    android:gravity="center"
    android:layout_below="@+id/textView"
    android:layout_centerHorizontal="true" />

<EditText
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:inputType="numberDecimal"
    android:ems="10"
    android:id="@+id/numTxt"
    android:hint="Enter Number"
    android:textAlignment="center"
    android:gravity="center"
    android:layout_marginTop="18dp"
    android:layout_below="@+id/textView3"
    android:layout_toStartOf="@+id/textView2" />

<TextView
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:textAppearance="?android:attr/textAppearanceLarge"
    android:text="%"
    android:id="@+id/textView2"
    android:layout_alignBottom="@+id/percentageTxt"
    android:layout_alignEnd="@+id/totalTextView"
    android:layout_marginEnd="25dp"
    android:layout_marginRight="55dp"
    android:layout_marginBottom="5dp"
    android:textSize="30dp" />

<TextView
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:textAppearance="?android:attr/textAppearanceLarge"
    android:text="of"
    android:id="@+id/textView3"
    android:layout_centerVertical="true"
    android:layout_centerHorizontal="true" />

<Button
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:text="CALCULATE"
    android:id="@+id/calcBtn"
    android:layout_marginTop="39dp"
    android:background="#e8443e6f"
    android:textColor="#ffffff"
    android:gravity="center"
    android:layout_below="@+id/numTxt"
    android:layout_alignStart="@+id/numTxt"
    android:layout_alignEnd="@+id/numTxt" />
</RelativeLayout>

strings.xml

<resources>
<string name="app_name">Percent Calculator</string>

<string name="hello_world">Hello world!</string>
<string name="action_settings">Settings</string>
</resources>


百分比计算器
你好，世界！
设置

colors.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="primaryColor">#e8443e6f</color>
</resources>


#e8443e6f

styles.xml（v21）


@颜色/原色

日志：

     04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication E/Zygote﹕ MountEmulatedStorage()
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication E/Zygote﹕ v2
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication I/SELinux﹕ Function: selinux_compare_spd_ram , priority [2] , priority version is VE=SEPF_SM-J105F_5.1.1_0046
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication E/SELinux﹕ [DEBUG] get_category: variable seinfo: default sensitivity: NULL, cateogry: NULL
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication I/art﹕ Late-enabling -Xcheck:jni
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication E/art﹕ setrlimit(RLIMIT_CORE) failed for pid 20522: Operation not permitted
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication I/libpersona﹕ KNOX_SDCARD checking this for 10111
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication I/libpersona﹕ KNOX_SDCARD not a persona
    04-30 14:53:23.581  20522-20530/com.ziad_homework.myapplication E/art﹕ Failed sending reply to debugger: Broken pipe
    04-30 14:53:23.581  20522-20530/com.ziad_homework.myapplication I/art﹕ Debugger is no longer active
    04-30 14:53:23.611  20522-20522/com.ziad_homework.myapplication W/ResourcesManager﹕ getTopLevelResources: /data/app/com.ziad_homework.myapplication-2/base.apk / 1.0 running in com.ziad_homework.myapplication rsrc of package null
    04-30 14:53:23.641  20522-20522/com.ziad_homework.myapplication W/ResourcesManager﹕ getTopLevelResources: /data/app/com.ziad_homework.myapplication-2/base.apk / 1.0 running in com.ziad_homework.myapplication rsrc of package null
    04-30 14:53:23.651  20522-20522/com.ziad_homework.myapplication W/ResourcesManager﹕ getTopLevelResources: /data/app/com.ziad_homework.myapplication-2/base.apk / 1.0 running in com.ziad_homework.myapplication rsrc of package null
    04-30 14:53:23.661  20522-20522/com.ziad_homework.myapplication D/AndroidRuntime﹕ Shutting down VM
    04-30 14:53:23.661  20522-20522/com.ziad_homework.myapplication E/AndroidRuntime﹕ FATAL EXCEPTION: main
        Process: com.ziad_homework.myapplication, PID: 20522
        java.lang.RuntimeException: Unable to start activity ComponentInfo{com.ziad_homework.myapplication/com.ziad_homework.myapplication.MainActivity}: java.lang.RuntimeException: A TaskDescription's primary color should be opaque
                at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3150)
                at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3260)
                at android.app.ActivityThread.access$1000(ActivityThread.java:218)
                at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1734)
                at android.os.Handler.dispatchMessage(Handler.java:102)
                at android.os.Looper.loop(Looper.java:145)
                at android.app.ActivityThread.main(ActivityThread.java:6934)
                at java.lang.reflect.Method.invoke(Native Method)
                at java.lang.reflect.Method.invoke(Method.java:372)
                at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1404)
                at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)
         Caused by: java.lang.RuntimeException: A TaskDescription's primary color should be opaque
                at android.app.ActivityManager$TaskDescription.<init>(ActivityManager.java:592)
                at android.app.Activity.onApplyThemeResource(Activity.java:4050)
                at 
android.view.ContextThemeWrapper.initializeTheme(ContextThemeWrapper.java:140)
                at android.view.ContextThemeWrapper.setTheme(ContextThemeWrapper.java:85)
                at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3096)
                at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3260)
                at android.app.ActivityThread.access$1000(ActivityThread.java:218)
                at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1734)
                at android.os.Handler.dispatchMessage(Handler.java:102)
                at android.os.Looper.loop(Looper.java:145)
                at android.app.ActivityThread.main(ActivityThread.java:6934)
                at java.lang.reflect.Method.invoke(Native Method)
                at java.lang.reflect.Method.invoke(Method.java:372)
                at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1404)
                at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)
    04-30 14:58:23.744  20522-20522/com.ziad_homework.myapplication I/Process﹕ Sending signal. PID: 20522 SIG: 9

04-30 14:53:23.54120522-20522/com.ziad_作业.myapplication E/zyote﹕ MountSimulatedStorage（）
04-30 14:53:23.54120522-20522/com.ziad_家庭作业.myapplication E/zyote﹕ v2
04-30 14:53:23.54120522-20522/com.ziad_homography.myapplication I/SELinux﹕ 功能：selinux\u比较\u spd\u ram，优先级[2]，优先级版本为VE=SEPF\u SM-J105F\u 5.1.1\u 0046
04-30 14:53:23.54120522-20522/com.ziad_homography.myapplication E/SELinux﹕ [调试]获取类别：变量seinfo:默认灵敏度：NULL，类别：NULL
04-30 14:53:23.54120522-20522/com.ziad_家庭作业.myapplication I/art﹕ 延迟启用-Xcheck:jni
04-30 14:53:23.54120522-20522/com.ziad_家庭作业.myapplication E/art﹕ pid 20522的setrlimit（RLIMIT_CORE）失败：不允许操作
04-30 14:53:23.54120522-20522/com.ziad_家庭作业.myapplication I/libpersona﹕ KNOX_SDCARD正在检查10111
04-30 14:53:23.54120522-20522/com.ziad_家庭作业.myapplication I/libpersona﹕ KNOX_SDCARD不是人物角色
04-30 14:53:23.58120522-20530/com.ziad_家庭作业.myapplication E/art﹕ 向调试器发送答复失败：管道断开
04-30 14:53:23.58120522-20530/com.ziad_家庭作业.myapplication I/art﹕ 调试器不再处于活动状态
04-30 14:53:23.611 20522-20522/com.ziad_家庭作业.myapplication W/ResourcesManager﹕ GetToLevel Resources:/data/app/com.ziad_homography.myapplication-2/base.apk/1.0运行在包null的com.ziad_homography.myapplication rsrc中
04-30 14:53:23.64120522-20522/com.ziad_作业.myapplication W/ResourcesManager﹕ GetToLevel Resources:/data/app/com.ziad_homography.myapplication-2/base.apk/1.0运行在包null的com.ziad_homography.myapplication rsrc中
04-30 14:53:23.65120522-20522/com.ziad_作业.myapplication W/ResourcesManager﹕ GetToLevel Resources:/data/app/com.ziad_homography.myapplication-2/base.apk/1.0运行在包null的com.ziad_homography.myapplication rsrc中
04-30 14:53:23.66120522-20522/com.ziad_作业.myapplication D/AndroidRuntime﹕ 关闭虚拟机
04-30 14:53:23.66120522-20522/com.ziad_家庭作业.myapplication E/AndroidRuntime﹕ 致命异常：主
进程：com.ziad_homography.myapplication，PID:20522
java.lang.RuntimeException:无法启动活动组件信息{com.ziad_作业.myapplication/com.ziad_作业.myapplication.MainActivity}:java.lang.RuntimeException:任务描述的主颜色应为不透明
在android.app.ActivityThread.performLaunchActivity（ActivityThread.java:3150）上
位于android.app.ActivityThread.handleLaunchActivity（ActivityThread.java:3260）
在android.app.ActivityThread.access$1000（ActivityThread.java:218）
在android.app.ActivityThread$H.handleMessage（ActivityThread.java:1734）上
位于android.os.Handler.dispatchMessage（Handler.java:102）
位于android.os.Looper.loop（Looper.java:145）
位于android.app.ActivityThread.main（ActivityThread.java:6934）
位于java.lang.reflect.Method.invoke（本机方法）
位于java.lang.reflect.Method.invoke（Method.java:372）
在com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run上（ZygoteInit.java:1404）
位于com.android.internal.os.ZygoteInit.main（ZygoteInit.java:1199）
原因：java.lang.RuntimeException:TaskDescription的主颜色应为不透明
在android.app.ActivityManager$TaskDescription上。（ActivityManager.java:592）
在android.app.Activity.onApplyThemeResource（Activity.java:4050）上
在
android.view.ContextThemeWrapper.InitializeTime（ContextThemeWrapper.java:140）
位于android.view.ContextThemeWrapper.setTheme（ContextThemeWrapper.java:85）
在android.app.ActivityThread.performLaunchActivity（ActivityThread.java:3096）上
位于android.app.ActivityThread.handleLaunchActivity（ActivityThread.java:3260）
在android.app.ActivityThread.access$1000（ActivityThread.java:218）
在android.app.ActivityThread$H.handleMessage（ActivityThread.java:1734）上
位于android.os.Handler.dispatchMessage（Handler.java:102）
位于android.os.Looper.loop（Looper.java:145）
位于android.app.ActivityThread.main（ActivityThread.java:6934）
位于java.lang.reflect.Method.invoke（本机方法）
位于java.lang.reflect.Method.invoke（Method.java:372）
在com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run上（ZygoteInit.java:1404）
位于com.android.internal.os.ZygoteInit.main（ZygoteInit.java:1199）
04-30 14:58:23.744 20522-20522/com.ziad_作业.myapplication I/流程﹕ 发送信号。PID:20522信号：9

您已经为alpha通道选择了半透明颜色（

e8

）。这通常是有风险的，因为您不知道这背后可能是什么颜色，因为它会因设备而异。而且，鉴于您的错误消息，Android本身显然不喜欢这样。将其更改为

ff

，使用整体颜色

ff443e6f

，看看这是否解决了您的问题。

您的

AppTheme

资源中存在问题。您在那里使用的自定义颜色是什么？我忘了提到我在这里添加了一个colors.xml文件，它是#e8443e6f，它具有清晰的颜色

<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="primaryColor">#e8443e6f</color>
</resources>

<?xml version="1.0" encoding="utf-8"?>
<resources>
<style name="AppTheme" parent="android:Theme.Material.Light">
    <item name="android:colorPrimary">@color/primaryColor</item>
</style>

</resources>

     04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication E/Zygote﹕ MountEmulatedStorage()
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication E/Zygote﹕ v2
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication I/SELinux﹕ Function: selinux_compare_spd_ram , priority [2] , priority version is VE=SEPF_SM-J105F_5.1.1_0046
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication E/SELinux﹕ [DEBUG] get_category: variable seinfo: default sensitivity: NULL, cateogry: NULL
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication I/art﹕ Late-enabling -Xcheck:jni
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication E/art﹕ setrlimit(RLIMIT_CORE) failed for pid 20522: Operation not permitted
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication I/libpersona﹕ KNOX_SDCARD checking this for 10111
    04-30 14:53:23.541  20522-20522/com.ziad_homework.myapplication I/libpersona﹕ KNOX_SDCARD not a persona
    04-30 14:53:23.581  20522-20530/com.ziad_homework.myapplication E/art﹕ Failed sending reply to debugger: Broken pipe
    04-30 14:53:23.581  20522-20530/com.ziad_homework.myapplication I/art﹕ Debugger is no longer active
    04-30 14:53:23.611  20522-20522/com.ziad_homework.myapplication W/ResourcesManager﹕ getTopLevelResources: /data/app/com.ziad_homework.myapplication-2/base.apk / 1.0 running in com.ziad_homework.myapplication rsrc of package null
    04-30 14:53:23.641  20522-20522/com.ziad_homework.myapplication W/ResourcesManager﹕ getTopLevelResources: /data/app/com.ziad_homework.myapplication-2/base.apk / 1.0 running in com.ziad_homework.myapplication rsrc of package null
    04-30 14:53:23.651  20522-20522/com.ziad_homework.myapplication W/ResourcesManager﹕ getTopLevelResources: /data/app/com.ziad_homework.myapplication-2/base.apk / 1.0 running in com.ziad_homework.myapplication rsrc of package null
    04-30 14:53:23.661  20522-20522/com.ziad_homework.myapplication D/AndroidRuntime﹕ Shutting down VM
    04-30 14:53:23.661  20522-20522/com.ziad_homework.myapplication E/AndroidRuntime﹕ FATAL EXCEPTION: main
        Process: com.ziad_homework.myapplication, PID: 20522
        java.lang.RuntimeException: Unable to start activity ComponentInfo{com.ziad_homework.myapplication/com.ziad_homework.myapplication.MainActivity}: java.lang.RuntimeException: A TaskDescription's primary color should be opaque
                at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3150)
                at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3260)
                at android.app.ActivityThread.access$1000(ActivityThread.java:218)
                at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1734)
                at android.os.Handler.dispatchMessage(Handler.java:102)
                at android.os.Looper.loop(Looper.java:145)
                at android.app.ActivityThread.main(ActivityThread.java:6934)
                at java.lang.reflect.Method.invoke(Native Method)
                at java.lang.reflect.Method.invoke(Method.java:372)
                at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1404)
                at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)
         Caused by: java.lang.RuntimeException: A TaskDescription's primary color should be opaque
                at android.app.ActivityManager$TaskDescription.<init>(ActivityManager.java:592)
                at android.app.Activity.onApplyThemeResource(Activity.java:4050)
                at 
android.view.ContextThemeWrapper.initializeTheme(ContextThemeWrapper.java:140)
                at android.view.ContextThemeWrapper.setTheme(ContextThemeWrapper.java:85)
                at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3096)
                at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3260)
                at android.app.ActivityThread.access$1000(ActivityThread.java:218)
                at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1734)
                at android.os.Handler.dispatchMessage(Handler.java:102)
                at android.os.Looper.loop(Looper.java:145)
                at android.app.ActivityThread.main(ActivityThread.java:6934)
                at java.lang.reflect.Method.invoke(Native Method)
                at java.lang.reflect.Method.invoke(Method.java:372)
                at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1404)
                at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)
    04-30 14:58:23.744  20522-20522/com.ziad_homework.myapplication I/Process﹕ Sending signal. PID: 20522 SIG: 9