Didn't find class "com.google.firebase.provider.FirebaseInitProvider"

最新推荐文章于 2025-01-10 14:56:03 发布

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#exception #MultiDex

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本文解决了一个在Android应用中出现的关于Firebase初始化的问题，该问题导致应用崩溃。通过在Application类中添加特定的MultiDex支持代码解决了ClassNotFoundException。

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在运行app时，出现了以下错误：

E/AndroidRuntime: FATAL EXCEPTION: main
                  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[dexElements=[zip file "/data/app/com.longcai.musicshop-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.longcai.musicshop-1, /vendor/lib, /system/lib]]
                  at android.app.ActivityThread.installProvider(ActivityThread.java:5115)
                  at android.app.ActivityThread.installContentProviders(ActivityThread.java:4670)
                  at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4606)
                  at android.app.ActivityThread.access$1300(ActivityThread.java:162)
                  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1414)
                  at android.os.Handler.dispatchMessage(Handler.java:99)
                  at android.os.Looper.loop(Looper.java:153)
                  at android.app.ActivityThread.main(ActivityThread.java:5383)
                  at java.lang.reflect.Method.invokeNative(Native Method)
                  at java.lang.reflect.Method.invoke(Method.java:511)
                  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:853)
                  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:620)
                  at dalvik.system.NativeStart.main(Native Method)
                  Caused by: java.lang.ClassNotFoundException: Didn't find class "com.google.firebase.provider.FirebaseInitProvider" on path: DexPathList[dexElements=[zip file "/data/app/com.longcai.musicshop-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.longcai.musicshop-1, /vendor/lib, /system/lib]]
                  at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:53)
                  at java.lang.ClassLoader.loadClass(ClassLoader.java:501)
                  at java.lang.ClassLoader.loadClass(ClassLoader.java:461)
                  at android.app.ActivityThread.installProvider(ActivityThread.java:5100)
                  at android.app.ActivityThread.installContentProviders(ActivityThread.java:4670) 
                  at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4606) 
                  at android.app.ActivityThread.access$1300(ActivityThread.java:162) 
                  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1414) 
                  at android.os.Handler.dispatchMessage(Handler.java:99) 
                  at android.os.Looper.loop(Looper.java:153) 
                  at android.app.ActivityThread.main(ActivityThread.java:5383) 
                  at java.lang.reflect.Method.invokeNative(Native Method) 
                  at java.lang.reflect.Method.invoke(Method.java:511) 
                  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:853) 
                  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:620) 
                  at dalvik.system.NativeStart.main(Native Method)

解决办法：
在项目的Application中添加以下代码

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

注：此application继承自MultiDexApplication