大佬教程收集整理的这篇文章主要介绍了没找到类“androidx.core.content.FileProvider”,大佬教程大佬觉得挺不错的,现在分享给大家,也给大家做个参考。
10-08 09:42:50.930 11346-11346/com.example.test E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.test,PID: 11346 java.lang.RuntimeException: Unable to get provider androidx.core.content.FileProvider: java.lang.ClassnotFoundException: Didn't find class "androidx.core.content.FileProvider" on path: DexPathList[[zip file "/data/app/com.example.test-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.example.test-1,/vendor/lib,/system/lib]] at android.app.ActivityThread.installProvider(ActivityThread.java:5121) at android.app.ActivityThread.installContentProviders(ActivityThread.java:4713) at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4596) at android.app.ActivityThread.access$1600(ActivityThread.java:169) at android.app.ActivityThread$H.handlemessage(ActivityThread.java:1340) at android.os.Handler.dispatchmessage(Handler.java:102) at android.os.Looper.loop(Looper.java:146) at android.app.ActivityThread.main(ActivityThread.java:5487) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:515) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1283) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1099) at dalvik.system.NativeStart.main(Native Method) Caused by: java.lang.ClassnotFoundException: Didn't find class "androidx.core.content.FileProvider" on path: DexPathList[[zip file "/data/app/com.example.test.apk"],/system/lib]] at dalvik.system.baseDexClassLoader.findClass(BaseDexClassLoader.java:67) at java.lang.ClassLoader.loadClass(ClassLoader.java:497) at java.lang.ClassLoader.loadClass(ClassLoader.java:457) at android.app.ActivityThread.installProvider(ActivityThread.java:5106) at android.app.ActivityThread.installContentProviders(ActivityThread.java:4713) at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4596) at android.app.ActivityThread.access$1600(ActivityThread.java:169) at android.app.ActivityThread$H.handlemessage(ActivityThread.java:1340) at android.os.Handler.dispatchmessage(Handler.java:102) at android.os.Looper.loop(Looper.java:146) at android.app.ActivityThread.main(ActivityThread.java:5487) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:515) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1283) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1099) at dalvik.system.NativeStart.main(Native Method)
这里是清单文件中的提供程序定义:
<provider android:name="androidx.core.content.FileProvider" android:authorities="${applicationID}.fileProvider" android:exported="false" android:grantUriPermissions="true"> <Meta-data android:name="android.support.FILE_PROVIDER_PATHS" android:resource="@xml/provider_paths" /> </provider>
它不会在我的应用程序中运行任何代码!它一旦发射就崩溃了!在最新的API级别,它工作正常.任何建议都会有用,提前谢谢.
您的Application类(例如App.class,如果您使用它)应该从MultiDexApplication类扩展:
public class BaseApplication extends MultiDexApplication {}
或者如果您不使用Application类,请检查您的清单:
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://scheR_365_11845@as.android.com/apk/res/android" package="com.example.android.multidex.myapplication"> <application ... android:name="android.support.multidex.MultiDexApplication"> ... </application> </manifest>
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