Android应用程序在更改版本后崩溃
我是一名Android新手,一直在关注谷歌的在线基础培训课程。起初,minSdkVersion设置为8,但现在我需要将其更改为使用全息主题 问题是,在我将Minsdk版本更新到11或14之后,我的应用程序一直崩溃 我在build.gradleModule:app中更改了minsdk版本Android应用程序在更改版本后崩溃,android,Android,我是一名Android新手,一直在关注谷歌的在线基础培训课程。起初,minSdkVersion设置为8,但现在我需要将其更改为使用全息主题 问题是,在我将Minsdk版本更新到11或14之后,我的应用程序一直崩溃 我在build.gradleModule:app中更改了minsdk版本 defaultConfig { applicationId "com.example.cindy.myfirstapp" minSdkVersion 14 targetSdkVersion
defaultConfig {
applicationId "com.example.cindy.myfirstapp"
minSdkVersion 14
targetSdkVersion 23
versionCode 1
versionName "1.0"
}
以下是logcat错误:
09-29 18:33:49.901 22164-22164/? E/AndroidRuntime﹕ FATAL EXCEPTION: main
Process: com.example.cindy.myfirstapp, PID: 22164
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.cindy.myfirstapp/com.example.cindy.myfirstapp.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:2387)
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:5254)
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:309)
at android.support.v7.app.AppCompatDelegateImplV7.ensureSubDecor(AppCompatDelegateImplV7.java:278)
at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:252)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:109)
at com.example.cindy.myfirstapp.MainActivity.onCreate(MainActivity.java:20)
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:2387)
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:5254)
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)
java.lang.RuntimeException:无法启动活动
ComponentInfo{com.example.cindy.myfirstapp/com.example.cindy.myfirstapp.MainActivity}:
java.lang.IllegalStateException:您需要使用Theme.AppCompat
主题或此活动的后代
日志说明了一切。使用AndroidManifest.xml中的Theme.AppCompat尝试在您的android清单中导入这行“android:Theme=@style/AppTheme”:
<application
android:allowBackup="true"
android:icon="@drawable/hub_gcm_100"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
....
</application
告诉我我是否能帮助你,祝你好运 崩溃日志在哪里???/添加日志错误请添加日志错误使用人:java.lang.IllegalStateException:您需要使用Theme.AppCompat主题或子代进行此活动。谢谢!!我只能在6分钟后接受这个答案。
compile 'com.android.support:support-v13:23.0.0'
compile 'com.android.support:support-v4:23.0.0'
compile 'com.android.support:appcompat-v7:23.0.0'