未找到类“com.google.firebase.provider.FirebaseInitProvider” [英] Didn't find class "com.google.firebase.provider.FirebaseInitProvider"

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问题描述

之前,我的程序运行良好。但是当我刚刚将我的Android工作室更新到最新版本(基于15-sept-16构建的2.2)时,我遇到以下错误。当我构建它时,它说:内置成功,但是当我运行程序时出现此错误:

Before, my program run well. But When I just updated my Android studio to the latest version (2.2 built on 15-sept-16), I am having the following error. When I built it, it says: Built sucessfully, but this error appears when I run my program:


E / AndroidRuntime:致命异常: main进程:com.example.androidtutorial,PID:28293
java.lang.RuntimeException:无法获取提供者
com.google.firebase.provider.FirebaseInitProvider:
java.lang.ClassNotFoundException:在路径上找不到类
com.google.firebase.provider.FirebaseInitProvider:
DexPathList [[zip file
/data/app/com.example.androidtutorial-2/ base.apk],nativeLibraryDirectories = [/ data / app / com.example.androidtutorial-2 / lib / x86,
/ system / lib,/ vendor / lib]]
at
android.app.ActivityThread.installProvider(ActivityThread.java:5814)
at
android。 app.ActivityThread.installContentProviders(ActivityThread.java:5403)
at
android.app.ActivityThread.handleBindApplication(ActivityThread.java:5342)
at android.app.ActivityThread.-wrap2(ActivityThread .java)
at
android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1528)
at android.os.Handler.dispatchMessage(Handler.java:102)
在android.os.Looper.loop(Looper.java:154)
在android.app.ActivityThread.main(ActivityThread.java:6077)
at java.lang.reflect.Method.invoke(Native Method)
at
com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:865)
at com。 android.internal.os.ZygoteInit.main(ZygoteInit.java:755)
引起:java.lang.ClassNotFoundException:未找到类
com.google.firebase.provider.FirebaseInitProvider路径:
DexPathList [[zip file
/data/app/com.example.androidtutorial-2/base.apk\"],nativeLibraryDirectories=[/data/app/com.example.androidtutorial-2 / lib / x86,
/ system / lib,/ vendor / lib]]
at
dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
at java.lang.ClassLoader.loadClass(ClassLoader.java:380)
at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
at
android.app.ActivityThread.installProvider (ActivityThread.java:5799)
at
android.app.ActivityThread.installContentProviders(ActivityThread.java:5403)
at
android.app.ActivityThread.handleBindApplication(ActivityThread.java) :5342)
在android.app.ActivityThread.-wrap2(ActivityThread.java)

android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1528)
在android.os.Handler.dispatchMessage(Handler.java:102)
在android.os.Looper .loop(Looper.java:154)
在android.app.ActivityThread.main(ActivityThread.java:6077)
at java.lang.reflect.Method.invoke(Native Method)
at
com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:865)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)

E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.androidtutorial, PID: 28293 java.lang.RuntimeException: Unable to get provider com.google.firebase.provider.FirebaseInitProvider: java.lang.ClassNotFoundException: Didn't find class "com.google.firebase.provider.FirebaseInitProvider" on path: DexPathList[[zip file "/data/app/com.example.androidtutorial-2/base.apk"],nativeLibraryDirectories=[/data/app/com.example.androidtutorial-2/lib/x86, /system/lib, /vendor/lib]] at android.app.ActivityThread.installProvider(ActivityThread.java:5814) at android.app.ActivityThread.installContentProviders(ActivityThread.java:5403) at android.app.ActivityThread.handleBindApplication(ActivityThread.java:5342) at android.app.ActivityThread.-wrap2(ActivityThread.java) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1528) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:6077) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:865) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755) Caused by: java.lang.ClassNotFoundException: Didn't find class "com.google.firebase.provider.FirebaseInitProvider" on path: DexPathList[[zip file "/data/app/com.example.androidtutorial-2/base.apk"],nativeLibraryDirectories=[/data/app/com.example.androidtutorial-2/lib/x86, /system/lib, /vendor/lib]] at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56) at java.lang.ClassLoader.loadClass(ClassLoader.java:380) at java.lang.ClassLoader.loadClass(ClassLoader.java:312) at android.app.ActivityThread.installProvider(ActivityThread.java:5799) at android.app.ActivityThread.installContentProviders(ActivityThread.java:5403)  at android.app.ActivityThread.handleBindApplication(ActivityThread.java:5342)  at android.app.ActivityThread.-wrap2(ActivityThread.java)  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1528)  at android.os.Handler.dispatchMessage(Handler.java:102)  at android.os.Looper.loop(Looper.java:154)  at android.app.ActivityThread.main(ActivityThread.java:6077)  at java.lang.reflect.Method.invoke(Native Method)  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:865)  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)

我已经看过其他问题,但问题不一样了。
我做错了什么?请帮助

I already looked at other questions but the problem is not the same. What am I doing wrong? Please help

推荐答案

在应用模块中 build.gradle

android {
   ...
   defaultConfig {
      multiDexEnabled true
      ...
   }
}

dependencies {
  // add dependency 
  compile 'com.android.support:multidex:1.0.1'
}

更改 AndroidManifest.xml中的名称

<application
   ....
  android:name=".MyApplication">

 // ...
</application>

创建一个 MyApplication.java 文件

public class MyApplication extends Application {

    @Override
    protected void attachBaseContext(Context base) {
        super.attachBaseContext(base);
        MultiDex.install(this);
    }

}

更多细节可以请参阅此链接

这篇关于未找到类“com.google.firebase.provider.FirebaseInitProvider”的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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