'java.lang.NoClassDefFoundError: Failed resolution of: Lorg/jacoco/agent/rt/internal_8ff85ea/Offline;' Error on Mixpanel

'java.lang.NoClassDefFoundError: Failed resolution of: Lorg/jacoco/agent/rt/internal_8ff85ea/Offline;' Error on Mixpanel

我最近在我的 flutter 移动应用程序中集成了 mixpanel。起初我们没有问题。但是在使用一段时间后,我无法再启动该应用程序,并显示以下错误:

E/flutter (29702): [ERROR:flutter/shell/platform/android/platform_view_android_jni_impl.cc(43)] java.lang.NoClassDefFoundError: Failed resolution of: Lorg/jacoco/agent/rt/internal_8ff85ea/Offline;
E/flutter (29702):  at com.mixpanel.android.mpmetrics.MixpanelAPI.$jacocoInit(Unknown Source:13)
E/flutter (29702):  at com.mixpanel.android.mpmetrics.MixpanelAPI.<clinit>(Unknown Source:0)
E/flutter (29702):  at com.mixpanel.android.mpmetrics.MixpanelAPI.getInstance(Unknown Source:0)
E/flutter (29702):  at com.mixpanel.mixpanel_flutter.MixpanelFlutterPlugin.handleInitialize(MixpanelFlutterPlugin.java:182)
E/flutter (29702):  at com.mixpanel.mixpanel_flutter.MixpanelFlutterPlugin.onMethodCall(MixpanelFlutterPlugin.java:57)
E/flutter (29702):  at io.flutter.plugin.common.MethodChannel$IncomingMethodCallHandler.onMessage(MethodChannel.java:233)
E/flutter (29702):  at io.flutter.embedding.engine.dart.DartMessenger.handleMessageFromDart(DartMessenger.java:85)
E/flutter (29702):  at io.flutter.embedding.engine.FlutterJNI.handlePlatformMessage(FlutterJNI.java:692)
E/flutter (29702):  at android.os.MessageQueue.nativePollOnce(Native Method)
E/flutter (29702):  at android.os.MessageQueue.next(MessageQueue.java:386)
E/flutter (29702):  at android.os.Looper.loop(Looper.java:175)
E/flutter (29702):  at android.app.ActivityThread.main(ActivityThread.java:7625)
E/flutter (29702):  at java.lang.reflect.Method.invoke(Native Method)
E/flutter (29702):  at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:524)
E/flutter (29702):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:987)
E/flutter (29702): Caused by: java.lang.ClassNotFoundException: Didn't find class "org.jacoco.agent.rt.internal_8ff85ea.Offline" on path: DexPathList[[zip file "/system/framework/android.test.mock.jar", zip file "/system/framework/org.apache.http.legacy.boot.jar", zip file "/system/framework/android.test.runner.jar", zip file "/data/app/ph.dudu.duduph-xxdPe23WLh6USaFzF3Frsw==/base.apk"],nativeLibraryDirectories=[/data/app/ph.dudu.duduph-xxdPe23WLh6USaFzF3Frsw==/lib/arm64, /data/app/ph.dudu.duduph-xxdPe23WLh6USaFzF3Frsw==/base.apk!/lib/arm64-v8a, /system/lib64, /product/lib64]]
E/flutter (29702):  at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:134)
E/flutter (29702):  at java.lang.ClassLoader.loadClass(ClassLoader.java:379)
E/flutter (29702):  at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
E/flutter (29702):  ... 15 more
E/flutter (29702): 
F/flutter (29702): [FATAL:flutter/shell/platform/android/platform_view_android_jni_impl.cc(942)] Check failed: CheckException(env). 
F/libc    (29702): Fatal signal 6 (SIGABRT), code -6 (SI_TKILL) in tid 29702 (ph.dudu.duduph), pid 29702 (ph.dudu.duduph)
*** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
Build fingerprint: 'HUAWEI/INE-LX2/HWINE:9/HUAWEIINE-LX2/9.1.0.318C636:user/release-keys'
Revision: '0'
ABI: 'arm64'
Happend: 'Fri Oct  8 19:44:13 2021
'
SYSVMTYPE: Art
APPVMTYPE: Art
pid: 29702, tid: 29702, name: ph.dudu.duduph  >>> ph.dudu.duduph <<<
signal 6 (SIGABRT), code -6 (SI_TKILL), fault addr --------
Abort message: '[FATAL:flutter/shell/platform/android/platform_view_android_jni_impl.cc(942)] Check failed: CheckException(env). 
'
    x0  0000000000000000  x1  0000000000007406  x2  0000000000000006  x3  0000000000000008
    x4  0000000000000000  x5  0000000000000000  x6  0000000000000000  x7  7f7f7f7f7f7f7f7f
    x8  0000000000000083  x9  d8cb342cbbd165b9  x10 0000000000000000  x11 fffffffc7ffffbdf
    x12 0000000000000001  x13 ffffffffffffffff  x14 ffffffffffffff00  x15 ffffffffffffffff
    x16 0000007355bb12c0  x17 0000007355af033c  x18 0000000000000001  x19 0000000000007406
    x20 0000000000007406  x21 0000007fc6b27068  x22 00000072cfec2fe8  x23 0000000000000045
    x24 00000072c791f598  x25 0000007fc6b27348  x26 0000000000000000  x27 0000000000000001
    x28 0000000000000045  x29 0000007fc6b27050
    sp  0000007fc6b27010  lr  0000007355ae4e68  pc  0000007355ae4e90
backtrace:
    #00 pc 0000000000022e90  /system/lib64/libc.so (abort+116)
    #01 pc 0000000001287244  /data/app/ph.dudu.duduph-xxdPe23WLh6USaFzF3Frsw==/lib/arm64/libflutter.so (offset 0x126e000)
    #02 pc 00000000000020dc  [anon:.bss:00000072ae9aa000]

我尝试搜索解决方案,但似乎还没有人遇到同样的问题。我也试过使缓存无效,flutter clean,然后重新安装应用程序,但问题仍然存在。

如果 android 添加此行 build.gradle 使用混合面板库版本 5.9.1 实施 'com.mixpanel.android:mixpanel-android:5.9.1'

这个问题毁了我的一天。现在mixpanel发布了新版本

https://github.com/mixpanel/mixpanel-android/releases/tag/v5.9.4

已在此版本中修复。

折腾了2天,Flutter终于可以用了。只需删除 mixpanel 依赖项并将其重新添加到 pubspec.yaml 中。您也可以尝试更新到最新版本(https://github.com/mixpanel/mixpanel-flutter/releases)