Android Studio更新后的Java.lang.ClassNotFoundException [英] Java.lang.ClassNotFoundException after Android studio update
问题描述
我从稳定版更新到Android Studio 2.1。一旦这样做,我就将ClassNotFoundException传递给我的登录类,该类在清单中已声明很长时间。在更新之前,我的应用程序编译正常。
I updated to Android Studio 2.1 from the stable channel. As soon as I did that I am getting ClassNotFoundException to my login class, which is declared in the manifest for long time. Prior to the update my app was compiling fine.
com.myapp E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.myapp, PID: 29605
java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.myapp/com.myapp.Login}: java.lang.ClassNotFoundException: Didn't find class "com.myapp.Login" on path: DexPathList[[zip file "/data/app/com.myapp-1/base.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]]
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3023)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3294)
at android.app.ActivityThread.access$1000(ActivityThread.java:210)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1704)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:145)
at android.app.ActivityThread.main(ActivityThread.java:6938)
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:1404)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)
Caused by: java.lang.ClassNotFoundException: Didn't find class "com.myapp.Login" on path: DexPathList[[zip file "/data/app/com.myapp-1/base.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]]
at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
at java.lang.ClassLoader.loadClass(ClassLoader.java:469)
at android.app.Instrumentation.newActivity(Instrumentation.java:1094)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3013)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3294)
at android.app.ActivityThread.access$1000(ActivityThread.java:210)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1704)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:145)
at android.app.ActivityThread.main(ActivityThread.java:6938)
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:1404)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)
Suppressed: java.lang.ClassNotFoundException: com.myapp.Login
at java.lang.Class.classForName(Native Method)
at java.lang.BootClassLoader.findClass(ClassLoader.java:781)
at java.lang.BootClassLoader.loadClass(ClassLoader.java:841)
at java.lang.ClassLoader.loadClass(ClassLoader.java:504)
... 13 more
Caused by: java.lang.NoClassDefFoundError: Class not found using the boot class loader; no stack available
这是我的gradle.build
This is my gradle.build
apply plugin: 'com.android.application'
apply plugin: 'com.google.gms.google-services'
android {
compileSdkVersion 'Google Inc.:Google APIs:23'
buildToolsVersion "22.0.1"
defaultConfig {
applicationId "com.myapp"
minSdkVersion 14
targetSdkVersion 22
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
}
}
}
dependencies {
// compile files('libs/smack-core-4.0.7.jar')
compile 'com.android.support:appcompat-v7:23.0.1'
compile 'com.google.android.gms:play-services:7.8.0'
compile 'com.google.maps.android:android-maps-utils:0.4+'
}
到目前为止,我已经尝试过
1)清理并重建项目
2)删除build文件夹并重建项目/重新启动Android Studio
3)切换到canary频道和dev频道并更新
4)选中和取消选中设置
中的脱机模式显然这是一个错误,但是有解决方案吗?如何撤销最近的更新?任何帮助深表感谢。
So far I have tried 1)Clean and rebuild project 2)Delete the build folder and rebuild project/restart Android Studio 3)Switch to canary channel as well as dev channel and update 4)Check and uncheck the offline mode in Settings Obviously this is a bug, but is there a solution to this? How can I reverse the recent updates? Any help is much appreciated.
推荐答案
尝试一下:
清除应用程序缓存
清除应用数据
卸载
应用
运行/调试
再次
希望它能起作用!
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