ClassNotFoundException in android project only on my pc
Recently, when I was about to finish working on my Windows 8.1 computer, I found that the project was not working properly - it compiles, runs on the emulator and crashes at some particular point (it is 100% playable on my PC).
However, the same revision of the repository works on a Mac at work and on my colleagues' Windows 10 computers.
Each environment mentioned used Android Studio 2.3.1, gradle 3.3 and Kotlin 1.1.1 and ran the app on API 25 x86_64 image.
The project uses the multidex 1.0.1 library.
The failure occurs due to the following exception:
E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.project.app, PID: 2533
java.lang.NoClassDefFoundError: Failed resolution of: Lcom/project/package/SomeActivityKt$sam$Action1$22181393;
at com.project.package.SomeActivity.getDataFor(SomeActivity.kt:164)
at com.project.package.SomeActivity.getData(SomeActivity.kt:147)
at com.project.package.SomeActivity.onResume(SomeActivity.kt:142)
at android.app.Instrumentatcomn.callActivityOnResume(Instrumentatcomn.java:1269)
at android.app.Activity.performResume(Activity.java:6783)
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3406)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3469)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2732)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1477)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6119)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)
Caused by: java.lang.ClassNotFoundException: Didn't find class "com.project.package.SomeActivityKt$sam$Action1$22181393" on path: DexPathList[[zip file "/data/app/com.project.app-1/base.apk", zip file "/data/app/com.project.app-1/split_lib_dependencies_apk.apk", zip file "/data/app/com.project.app-1/split_lib_slice_0_apk.apk", zip file "/data/app/com.project.app-1/split_lib_slice_1_apk.apk", zip file "/data/app/com.project.app-1/split_lib_slice_2_apk.apk", zip file "/data/app/com.project.app-1/split_lib_slice_3_apk.apk", zip file "/data/app/com.project.app-1/split_lib_slice_4_apk.apk", zip file "/data/app/com.project.app-1/split_lib_slice_5_apk.apk", zip file "/data/app/com.project.app-1/split_lib_slice_6_apk.apk", zip file "/data/app/com.project.app-1/split_lib_slice_7_apk.apk", zip file "/data/app/com.project.app-1/split_lib_slice_8_apk.apk", zip file "/data/app/com.project.app-1/split_lib_slice_9_apk.apk"],nativeLibraryDirectories=[/data/app/com.project.app-1/lib/x86_64, /data/app/com.project.app-1/base.apk!/lib/x86_64, /data/app/com.project.app-1/split_lib_dependencies_apk.apk!/lib/x86_64, /data/app/com.project.app-1/split_lib_slice_0_apk.apk!/lib/x86_64, /data/app/com.project.app-1/split_lib_slice_1_apk.apk!/lib/x86_64, /data/app/com.project.app-1/split_lib_slice_2_apk.apk!/lib/x86_64, /data/app/com.project.app-1/split_lib_slice_3_apk.apk!/lib/x86_64, /data/app/com.project.app-1/split_lib_slice_4_apk.apk!/lib/x86_64, /data/app/com.project.app-1/split_lib_slice_5_apk.apk!/lib/x86_64, /data/app/com.project.app-1/split_lib_slice_6_apk.apk!/lib/x86_64, /data/app/com.project.app-1/split_lib_slice_7_apk.apk!/lib/x86_64, /data/app/com.project.app-1/split_lib_slice_8_apk.apk!/lib/x86_64, /data/app/com.project.app-1/split_lib_slice_9_apk.apk!/lib/x86_64, /system/lib64, /vendor/lib64]]
at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
at java.lang.ClassLoader.loadClass(ClassLoader.java:380)
at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
at com.project.package.SomeActivity.getDataFor(SomeActivity.kt:164)
at com.project.package.SomeActivity.getData(SomeActivity.kt:147)
at com.project.package.SomeActivity.onResume(SomeActivity.kt:142)
at android.app.Instrumentatcomn.callActivityOnResume(Instrumentatcomn.java:1269)
at android.app.Activity.performResume(Activity.java:6783)
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3406)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3469)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2732)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1477)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6119)
BaseActivity.kt
abstract class BaseActivity : RxAppCompatActivity(), HasErrorHandler (...)
SomeActivity.kt - crash
class SomeActivity : BaseActivity(), HasFullWindowProgress (...) {
(...)
private fun getDataFor(id: String) {
apiClient.somethingList(id)
.map { response -> response.toSomethingList() }
.lifecycle(this)
.showProgress(this)
.observeOnMainThread() // <== line 164
.subscribe({
LOG.info("Something list fetched ${it.size}")
adapter.setItems(it)
}, defaultOnError("Fetching something list failed"))
}
}
AnotherActivity.kt - uses the same features SomeActivity
as and does not crash
class AnotherActivity : BaseActivity(), HasFullWindowProgress (...) {
(...)
private fun getData() {
somethingElse.user?.id?.let { id ->
apiClient.somethingElseList()
.map { response -> response.toAnotherList(id) }
.lifecycle(this)
.showProgress(this)
.observeOnMainThread()
.subscribe({
onNewSomethingElseList(id, it)
}, defaultOnError("Fetching somethingElseList for somethingElse failed"))
}
}
}
ActivityErrorHandlingExtensions.kt
fun <T> T.defaultOnError(message: String, vararg args: Any?): (Throwable) -> Unit where T : HasErrorHandler, T : Activity {
val targetClass = javaClass
val activity = this
return { err ->
val messageFormats = (args.toList() + err).toTypedArray()
LoggerFactory.getLogger(targetClass).error(message, *messageFormats)
errorHandler.default(err, activity)
}
}
ObservableExtensions.kt
fun <T> Observable<T>.lifecycle(activity: RxAppCompatActivity) : Observable<T> {
return compose(activity.bindToLifecycle<T>())
}
fun <T> Observable<T>.observeOnMainThread() : Observable<T> {
return observeOn(AndroidSchedulers.mainThread())
}
Progress.kt
fun <T> Observable<T>.showProgress(hasProgress: HasFullWindowProgress): Observable<T> {
return compose {
it.doOnSubscribe {
MAIN_THREAD_WORKER.schedule {
hasProgress.fullWindowProgress.visibility = View.VISIBLE
}
}.doAfterTerminate {
MAIN_THREAD_WORKER.schedule {
hasProgress.fullWindowProgress.visibility = View.GONE
}
}
}
}
All this code has been in the project for over a month or two, and it worked on my computer two weeks ago.
What I've already tried:
-
./gradlew cleanBuildCache
-
deleted
$HOME/.gradle/caches
-
deleted
$HOME/.android/build-cache
-
deleted
$HOME/.AndroidStudio2.3/system/caches
-
removed
build
andapp/build
dirs -
remote
.gradle
dir in project root directory -
Android Studio invalidates caches and reloads
-
remove the application from the emulator manually and install it again
-
Reinstall Android Studio 2.3.1
-
Boost Android Studio to 2.3 (This version I used 2 weeks ago and I know it worked then)
Any ideas what is wrong here?
Kotlin method bytecode getDataFor
:
private final getDataFor(Ljava/lang/String;)V
L0
LINENUMBER 160 L0
L1
LINENUMBER 165 L1
L2
LINENUMBER 160 L2
L3
LINENUMBER 164 L3
L4
LINENUMBER 160 L4
L5
LINENUMBER 163 L5
L6
LINENUMBER 160 L6
L7
LINENUMBER 162 L7
L8
LINENUMBER 160 L8
L9
LINENUMBER 161 L9
L10
LINENUMBER 160 L10
ALOAD 0
GETFIELD com/project/package/SomeActivity.apiClient : Lcom/project/network/ApiClient;
DUP
IFNONNULL L11
LDC "apiClient"
INVOKESTATIC kotlin/jvm/internal/Intrinsics.throwUninitializedPropertyAccessException (Ljava/lang/String;)V
L11
ALOAD 1
INVOKEVIRTUAL com/project/network/ApiClient.somethingList (Ljava/lang/String;)Lrx/Observable;
GETSTATIC com/project/package/SomeActivity$getDataFor$1.INSTANCE : Lcom/project/package/SomeActivity$getDataFor$1;
CHECKCAST rx/functions/Func1
L12
LINENUMBER 161 L12
INVOKEVIRTUAL rx/Observable.map (Lrx/functions/Func1;)Lrx/Observable;
ALOAD 0
CHECKCAST com/trello/rxlifecycle/components/support/RxAppCompatActivity
L13
LINENUMBER 162 L13
INVOKESTATIC com/project/extensions/ObservableExtensionsKt.lifecycle (Lrx/Observable;Lcom/trello/rxlifecycle/components/support/RxAppCompatActivity;)Lrx/Observable;
ALOAD 0
CHECKCAST com/project/widgets/HasFullWindowProgress
L14
LINENUMBER 163 L14
INVOKESTATIC com/project/widgets/ProgressKt.showProgress (Lrx/Observable;Lcom/project/widgets/HasFullWindowProgress;)Lrx/Observable;
L15
LINENUMBER 164 L15
INVOKESTATIC com/project/extensions/ObservableExtensionsKt.observeOnMainThread (Lrx/Observable;)Lrx/Observable;
NEW com/project/package/SomeActivity$getDataFor$2
DUP
ALOAD 0
INVOKESPECIAL com/project/package/SomeActivity$getDataFor$2.<init> (Lcom/project/package/SomeActivity;)V
CHECKCAST rx/functions/Action1
NEW com/project/package/SomeActivityKt$sam$Action1$22181393
DUP
ALOAD 0
LDC "Fetching something list failed"
ICONST_0
ANEWARRAY java/lang/Object
INVOKESTATIC com/project/extensions/ActivityErrorHandlingExtensionsKt.defaultOnError (Landroid/app/Activity;Ljava/lang/String;[Ljava/lang/Object;)Lkotlin/jvm/functions/Function1;
DUP
IFNONNULL L16
POP
POP2
ACONST_NULL
GOTO L17
L16
INVOKESPECIAL com/project/package/SomeActivityKt$sam$Action1$22181393.<init> (Lkotlin/jvm/functions/Function1;)V
L17
CHECKCAST rx/functions/Action1
L18
LINENUMBER 165 L18
INVOKEVIRTUAL rx/Observable.subscribe (Lrx/functions/Action1;Lrx/functions/Action1;)Lrx/Subscription;
POP
L19
LINENUMBER 170 L19
RETURN
L20
LOCALVARIABLE this Lcom/project/package/SomeActivity; L0 L20 0
LOCALVARIABLE id Ljava/lang/String; L0 L20 1
MAXSTACK = 7
MAXLOCALS = 2
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I ran into a similar problem a few weeks ago. Basically this is what I did to avoid ClassNotFoundException
, in my case it was due to the Multidex configuration after Android Studio update, gradle, etc.
- Add
compile 'com.android.support:multidex:1.0.1'
to the list of dependencies in your gradle app. -
Remove
Multidex.install(this);
from the method ofonCreate()
your Application class and add the following to your Application class:@Override protected void attachBaseContext(Context context) { super.attachBaseContext(context); MultiDex.install(this); }
I got an error after updating gradle version etc., so make sure you have everything up to date.
Hope it helps.
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