Instant Run导致的java.lang.ClassNotFoundException错误

本文讲述了在使用Android Studio进行Android应用开发时,InstantRun功能可能导致的问题。特别是当在新平台安装新应用或已卸载的应用时,若启用InstantRun可能会遇到ClassNotFoundException。文章提供了具体的错误示例,并建议首次安装时禁用InstantRun。

如果大家使用Android studio来开发Android应用,应该就知道Instant Run 这个东西。但是,这里有坑。当你在一个新的Android平台上构建并安装一个新的APP的时候,或者某个应用在该Android平台上已经卸载了。如果这时候Instant Run这个功能被勾选的。安装了该应用之后,点击运行该运用时,就会出现以下错误;

java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.pax.test/com.pax.test.MainActivity}: java.lang.ClassNotFoundException:
Didn't find class "com.pax.test.MainActivity" on path: DexPathList[[zip file "/data/app/com.pax.test-1/base.apk"],nativeLibraryDirectories=[/data/resource/lib, /vendor/lib, /system/lib]



所以解决方法就是,先取消勾选Instant Run这个功能,先在Android平台上安装好该应用,在之后的构建安装中再使用Instant Run这个功能。


--------- beginning of main --------- beginning of system 2025-06-12 22:46:09.322 24133-24133 tware.hiltlearn com.software.hiltlearn E BBinder_init Processname <pre-initialized> 2025-06-12 22:46:09.322 24133-24133 tware.hiltlearn com.software.hiltlearn E BBinder_init hasGetProcessName <pre-initialized> 2025-06-12 22:46:09.604 24133-24133 UltraFrame...entFactory com.software.hiltlearn E Failed to create UltraFrameworkComponentFactoryImpl java.lang.ClassNotFoundException: android.os.ufw.UltraFrameworkComponentFactoryImpl at java.lang.Class.classForName(Native Method) at java.lang.Class.forName(Class.java:607) at java.lang.Class.forName(Class.java:512) at android.os.ufw.UltraFrameworkComponentFactory.getInstance(UltraFrameworkComponentFactory.java:78) at android.view.SurfaceControl.<init>(SurfaceControl.java:1358) at android.view.ViewRootImpl.<init>(ViewRootImpl.java:953) at android.view.ViewRootImpl.<init>(ViewRootImpl.java:1404) at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:469) at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:169) at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:6088) at android.app.servertransaction.ResumeActivityItem.execute(ResumeActivityItem.java:70) at android.app.servertransaction.ActivityTransactionItem.execute(ActivityTransactionItem.java:60) at android.app.servertransaction.TransactionExecutor.executeLifecycleItem(TransactionExecutor.java:271) at android.app.servertransaction.TransactionExecutor.executeTransactionItems(TransactionExecutor.java:146) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:120) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:3088) at android.os.Handler.dispatchMessage(Handler.java:109) at android.os.Looper.loopOnce(Looper.java:250) at android.os.Looper.loop(Looper.java:340) at android.app.ActivityThread.main(ActivityThread.java:9875) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:621) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:957) Caused by: java.lang.ClassNotFoundException: android.os.ufw.UltraFrameworkComponentFactoryImpl at java.lang.Class.classForName(Native Method) at java.lang.BootClassLoader.findClass(ClassLoader.java:2693) at java.lang.BootClassLoader.loadClass(ClassLoader.java:2753) at java.lang.ClassLoader.loadClass(ClassLoader.java:573) at java.lang.Class.classForName(Native Method)  at java.lang.Class.forName(Class.java:607)  at java.lang.Class.forName(Class.java:512)  at android.os.ufw.UltraFrameworkComponentFactory.getInstance(UltraFrameworkComponentFactory.java:78)  at android.view.SurfaceControl.<init>(SurfaceControl.java:1358)  at android.view.ViewRootImpl.<init>(ViewRootImpl.java:953)  at android.view.ViewRootImpl.<init>(ViewRootImpl.java:1404)  at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:469)  at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:169)  at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:6088)  at android.app.servertransaction.ResumeActivityItem.execute(ResumeActivityItem.java:70)  at android.app.servertransaction.ActivityTransactionItem.execute(ActivityTransactionItem.java:60)  at android.app.servertransaction.TransactionExecutor.executeLifecycleItem(TransactionExecutor.java:271)  at android.app.servertransaction.TransactionExecutor.executeTransactionItems(TransactionExecutor.java:146)  at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:120)  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:3088)  at android.os.Handler.dispatchMessage(Handler.java:109)  at android.os.Looper.loopOnce(Looper.java:250)  at android.os.Looper.loop(Looper.java:340)  at android.app.ActivityThread.main(ActivityThread.java:9875)  at java.lang.reflect.Method.invoke(Native Method)  at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:621)  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:957)  Caused by: java.lang.NoClassDefFoundError: Class not found using the boot class loader; no stack trace available 2025-06-12 22:46:09.682 24133-24133 TAG com.software.hiltlearn E 初始化
最新发布
06-13
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