Java 有人知道这些错误是从哪里来的吗？

下面是我得到的错误，如果您需要活动或xml，我会发布；）

不知道是因为图片还是什么，请帮忙…非常感谢，这意味着很多：D

04-02 14:00:48.128 1448-1448/? E/AndroidRuntime: FATAL EXCEPTION: main
                                             Process: app.alexdickson.com.workout1, PID: 1448
                                             java.lang.RuntimeException: Unable to start activity ComponentInfo{app.alexdickson.com.workout1/app.alexdickson.com.workout1.MainActivity}: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity.
                                                 at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2325)
                                                 at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2390)
                                                 at android.app.ActivityThread.access$800(ActivityThread.java:151)
                                                 at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303)
                                                 at android.os.Handler.dispatchMessage(Handler.java:102)
                                                 at android.os.Looper.loop(Looper.java:135)
                                                 at android.app.ActivityThread.main(ActivityThread.java:5257)
                                                 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:903)
                                                 at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
                                              Caused by: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity.
                                                 at android.support.v7.app.AppCompatDelegateImplV7.createSubDecor(AppCompatDelegateImplV7.java:310)
                                                 at android.support.v7.app.AppCompatDelegateImplV7.ensureSubDecor(AppCompatDelegateImplV7.java:279)
                                                 at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:253)
                                                 at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:109)
                                                 at app.alexdickson.com.workout1.MainActivity.onCreate(MainActivity.java:18)
                                                 at android.app.Activity.performCreate(Activity.java:5990)
                                                 at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1106)
                                                 at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2278)
                                                 at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2390) 
                                                 at android.app.ActivityThread.access$800(ActivityThread.java:151) 
                                                 at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303) 
                                                 at android.os.Handler.dispatchMessage(Handler.java:102) 
                                                 at android.os.Looper.loop(Looper.java:135) 
                                                 at android.app.ActivityThread.main(ActivityThread.java:5257) 
                                                 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:903) 
                                                 at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)

04-02 14:01:28.432 1415-1424/? E/StrictMode: A resource was acquired         at attached stack trace but never released. See java.io.Closeable for   information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:71)
                                             at android.os.Binder.execTransact(Binder.java:446)

04-02 14:01:28.441 1415-1424/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:64)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:28.470 1415-1424/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:57)
                                             at android.os.Binder.execTransact(Binder.java:446)


04-02 14:01:32.716 1572-1581/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:57)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:32.721 1572-1581/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:64)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:32.723 1572-1581/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:71)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:32.929 1588-1597/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:57)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:32.932 1588-1597/? E/StrictMode: A resource was acquired    at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:64)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:32.934 1588-1597/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:71)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:33.634 1607-1616/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:57)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:33.646 1607-1616/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:64)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:33.648 1607-1616/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:71)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:33.981 1626-1636/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:57)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:33.984 1626-1636/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:64)
                                             at android.os.Binder.execTransact(Binder.java:446)
04-02 14:01:34.001 1626-1636/? E/StrictMode: A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
                                         java.lang.Throwable: Explicit termination method 'close' not called
                                             at dalvik.system.CloseGuard.open(CloseGuard.java:184)
                                             at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:180)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:916)
                                             at android.os.ParcelFileDescriptor$1.createFromParcel(ParcelFileDescriptor.java:906)
                                             at android.app.IBackupAgent$Stub.onTransact(IBackupAgent.java:71)
                                             at android.os.Binder.execTransact(Binder.java:446)

04-02 14:00:48.128 1448-1448/？E/AndroidRuntime:致命异常：主
流程：app.alexdickson.com.workout1，PID:1448
java.lang.RuntimeException:无法启动活动组件信息{app.alexdickson.com.workout1/app.alexdickson.com.workout1.MainActivity}:java.lang.IllegalStateException:您需要在此活动中使用Theme.AppCompat主题（或子代）。
在android.app.ActivityThread.performLaunchActivity（ActivityThread.java:2325）上
位于android.app.ActivityThread.handleLaunchActivity（ActivityThread.java:2390）
在android.app.ActivityThread.access$800（ActivityThread.java:151）
在android.app.ActivityThread$H.handleMessage（ActivityThread.java:1303）上
位于android.os.Handler.dispatchMessage（Handler.java:102）
位于android.os.Looper.loop（Looper.java:135）
位于android.app.ActivityThread.main（ActivityThread.java:5257）
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（ZygoteInit.java:903）上
位于com.android.internal.os.ZygoteInit.main（ZygoteInit.java:698）
原因：java.lang.IllegalStateException:您需要在此活动中使用Theme.AppCompat主题（或子代）。
在android.support.v7.app.AppCompateDelegateImplv7.createSubDecor（AppCompateDelegateImplv7.java:310）上
在android.support.v7.app.AppCompateDelegateImplV7.ensureSubDecor（AppCompateDelegateImplV7.java:279）
在android.support.v7.app.AppCompateDelegateImplV7.setContentView（AppCompateDelegateImplV7.java:253）
位于android.support.v7.app.AppCompatActivity.setContentView（AppCompatActivity.java:109）
在app.alexdickson.com.workout1.MainActivity.onCreate（MainActivity.java:18）上
位于android.app.Activity.performCreate（Activity.java:5990）
位于android.app.Instrumentation.callActivityOnCreate（Instrumentation.java:1106）
在android.app.ActivityThread.performLaunchActivity（ActivityThread.java:2278）
位于android.app.ActivityThread.handleLaunchActivity（ActivityThread.java:2390）
在android.app.ActivityThread.access$800（ActivityThread.java:151）
在android.app.ActivityThread$H.handleMessage（ActivityThread.java:1303）上
位于android.os.Handler.dispatchMessage（Handler.java:102）
位于android.os.Looper.loop（Looper.java:135）
位于android.app.ActivityThread.main（ActivityThread.java:5257）
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（ZygoteInit.java:903）上
位于com.android.internal.os.ZygoteInit.main（ZygoteInit.java:698）
04-02 14:01:28.432 1415-1424/? E/StrictMode：在附加的堆栈跟踪中获取了资源，但从未释放。有关避免资源泄漏的信息，请参阅java.io.Closeable。
java.lang.Throwable:未调用显式终止方法“close”
位于dalvik.system.CloseGuard.open（CloseGuard.java:184）
在android.os.ParcelFileDescriptor上。（ParcelFileDescriptor.java:180）
位于android.os.ParcelFileDescriptor$1.createFromParcel（ParcelFileDescriptor.java:916）
位于android.os.ParcelFileDescriptor$1.createFromParcel（ParcelFileDescriptor.java:906）
位于android.app.IBackupAgent$Stub.onTransact（IBackupAgent.java:71）
位于android.os.Binder.execTransact（Binder.java:446）
04-02 14:01:28.441 1415-1424/? E/StrictMode：在附加的堆栈跟踪中获取了资源，但从未释放。有关避免资源泄漏的信息，请参阅java.io.Closeable。
java.lang.Throwable:未调用显式终止方法“close”
位于dalvik.system.CloseGuard.open（CloseGuard.java:184）
在android.os.ParcelFileDescriptor上。（ParcelFileDescriptor.java:180）
位于android.os.ParcelFileDescriptor$1.createFromParcel（ParcelFileDescriptor.java:916）
在android.os.ParcelFileDescriptor上$
<?xml version="1.0" encoding="utf-8"?>

<application
    android:allowBackup="true"
    android:icon="@mipmap/logo"
    android:label="workout"
    android:theme="@style/MyTheme">
    <activity
        android:name=".MainActivity"
        android:label="@string/title_activity_main" >
        <intent-filter>
            <action android:name="android.intent.action.MAIN"/>

            <category android:name="android.intent.category.LAUNCHER"/>
        </intent-filter>

    </activity>
    <activity
        android:name=".Main2Activity"
        android:label="@string/title_activity_main2">
        <intent-filter>
        <action android:name="android.intent.action.MAIN"/>


        <category android:name="android.intent.category.DEFAULT"/>
        </intent-filter>

    </activity>
</application>
<receiver android:name=".Alarm_Receiver1"/>
<receiver android:name=".Alarm_Receiver2"/>

<resources>

    <style name="MyTheme" parent="@android:style/Theme.Holo.Light">
    <item name="android:actionBarStyle">@style/MyActionBar</item>">

</style>

<style name="MyActionBar" parent="@android:style/Widget.Holo.Light.ActionBar">
    <item name="android:background">@color/colorVerd</item>
    <item name="android:textColor">@color/colorBlanc</item>
</style>

<application
    android:allowBackup="true"
    android:icon="@mipmap/ic_launcher"
    android:label="@string/app_name"
    android:theme="@style/AppTheme">

<item name="android:actionBarStyle">@style/MyActionBar</item>">