在使用AppCompactActivity时在onCreate()上显示错误 [英] Error showing at onCreate() while using AppCompactActivity
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问题描述
我将SDK更新到了22(Android 5.1.1)。
然后我使用AppCompactActivity而不是Activity。
这是logcat输出。
04-23 13:51:40.524:E / AndroidRuntime(3150) java.lang.NoClassDefFoundError:android.support.v7.app.AppCompatDelegateImplV11
04-23 13:51:40.524:E / AndroidRuntime(3150):在android.support.v7.app.AppCompatDelegate.create(AppCompatDelegate。 java:77)
04-23 13:51:40.524:E / AndroidRuntime(3150):在android.support.v7.app.AppCompatActivity.getDelegate(AppCompatActivity.java:414)
04-23 13:51:40.524:E / AndroidRuntime(3150):android.support.v7.app.AppCompatActivity.onCreate(AppCompatActivity.java:57)
04-23 13:51:40.524:E / AndroidRuntime ):at com.emapps.easystudy.StartActivity.onCreate(StartActivity.java:61)
04-23 13:51:40.524:E / AndroidRuntime(3150):at android.app.Activity.performCreate(Activity。 java:5451)
04-23 13:51:40.524:E / AndroidRuntime(3150):在android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1093)
04-23 13:51: 40.524:E / AndroidRuntime(3150):在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2377)
04-23 13:51:40.524:E / AndroidRuntime(3150):在android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2471)
04-23 13:51:40.524:E / AndroidRuntime(3150):android.app.ActivityThread.access $ 900(ActivityThread.java:175)
04-23 13:51:40.524:E / AndroidRuntime(3150):at android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1308)
04-23 13:51:40.524:E / AndroidRuntime(3150):在android.os.Handler。 dispatchMessage(Handler.java:102)
04-23 13:51:40.524:E / AndroidRuntime(3150):在android.os.Looper.loop(Looper.java:146)
04-23 13:51:40.524:E / AndroidRuntime(3150):android.app.ActivityThread.main(ActivityThread.java:5602)
04-23 13:51:40.524:E / AndroidRuntime(3150) .lang.reflect.Method.invokeNative(Native Method)
04-23 13:51:40.524:E / AndroidRuntime(3150):java.lang.reflect.Method.invoke(Method.java:515)
04-23 1 3:51:40.524:E / AndroidRuntime(3150):com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:1283)
04-23 13:51:40.524:E / AndroidRuntime (3150):在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1099)
04-23 13:51:40.524:E / AndroidRuntime(3150):在dalvik.system.NativeStart。 main(Native Method)
解决方案
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a)重新启动的日食。
b)删除libs /文件夹下的所有.jar文件。 (如果您有android-support-v4.jar或任何其他lib文件)
c)另外,在 Chris Banes的堆栈溢出帖子
d)清洁构建
I updated my SDK to 22(Android 5.1.1). Then I used AppCompactActivity instead of Activity. Here is the logcat output.
04-23 13:51:40.524: E/AndroidRuntime(3150): java.lang.NoClassDefFoundError: android.support.v7.app.AppCompatDelegateImplV11
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.support.v7.app.AppCompatDelegate.create(AppCompatDelegate.java:77)
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.support.v7.app.AppCompatActivity.getDelegate(AppCompatActivity.java:414)
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.support.v7.app.AppCompatActivity.onCreate(AppCompatActivity.java:57)
04-23 13:51:40.524: E/AndroidRuntime(3150): at com.emapps.easystudy.StartActivity.onCreate(StartActivity.java:61)
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.app.Activity.performCreate(Activity.java:5451)
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1093)
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2377)
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2471)
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.app.ActivityThread.access$900(ActivityThread.java:175)
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1308)
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.os.Handler.dispatchMessage(Handler.java:102)
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.os.Looper.loop(Looper.java:146)
04-23 13:51:40.524: E/AndroidRuntime(3150): at android.app.ActivityThread.main(ActivityThread.java:5602)
04-23 13:51:40.524: E/AndroidRuntime(3150): at java.lang.reflect.Method.invokeNative(Native Method)
04-23 13:51:40.524: E/AndroidRuntime(3150): at java.lang.reflect.Method.invoke(Method.java:515)
04-23 13:51:40.524: E/AndroidRuntime(3150): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1283)
04-23 13:51:40.524: E/AndroidRuntime(3150): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1099)
04-23 13:51:40.524: E/AndroidRuntime(3150): at dalvik.system.NativeStart.main(Native Method)
解决方案
I tried this:
a) Restarted eclipse.
b) Deleted all .jar files under libs/ folder. (If you have android-support-v4.jar or any other lib files)
c) Also, checked at Chris Banes's Stack Overflow post
d) Clean build
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