You try to start an activity which isn't in your Manifest.xml

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  1. java.lang.ClassNotFoundException
    1.   at dalvik.system.BaseDexClassLoader.findClass()
    2.   at java.lang.ClassLoader.loadClass()
    3.   at java.lang.ClassLoader.loadClass()
    4.   at android.app.Instrumentation.newActivity()
    5.   at android.app.ActivityThread.performLaunchActivity()
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  1. RuntimeException

    Crashes:489
    Projects:0
    Web Pages:481
    Error Reports:0
    First:10 months ago
    Last:5 months ago
    preview
  2. ClassNotFoundException

    Crashes:23
    Projects:0
    Web Pages:21
    Error Reports:0
    First:5 months ago
    Last:5 months ago
    preview
  3. ClassNotFoundException

    Crashes:9
    Projects:0
    Web Pages:9
    Error Reports:0
    First:10 months ago
    Last:8 months ago
    preview
  4. Error when trying to run project from Android Studio on my Nexus 6

    First:3 years ago
    Last:3 years ago
  5. I couldn't fix some exception after update to java 8

    First:3 years ago
    Last:3 years ago
  6. Android Studio configuration still incorrect along with app stopping in emulator

    First:3 years ago
    Last:3 years ago
    Author:James Robert Singleton
  7. Android Unable to resolve superclass / Failed resolving Landroid/support/v4/app/FragmentActivity

    First:4 years ago
    Last:3 years ago
    Author:skunkwerk
  8. PhoneGap APK runs fine but crashes on each run after Google Play deployment

    First:6 years ago
    Last:3 years ago
    Author:grandcameo
  9. RuntimeException

    Crashes:2
    Projects:0
    Web Pages:2
    Error Reports:0
    First:10 months ago
    Last:8 months ago
    preview
  10. How to reference Activity present in jar which is in secondary dex

    First:4 years ago
    Last:3 years ago
  11. My app is Always crashing: Unable to instantiate activity

    First:4 years ago
    Last:3 years ago
    Author:spinhaxo
  12. Why app built with gradle-android-plugin crashes on device

    First:5 years ago
    Last:3 years ago
    Author:rofrol
  13. android app won't start when implementing interface from jar

    First:4 years ago
    Last:3 years ago
    Author:Shane Haw
  14. Unfortunately app has stopped in Android Emulator - logcat included

    First:6 years ago
    Last:3 years ago
    Author:Karen Melon
  15. Google Map not working: Classnotfound Exception

    First:4 years ago
    Last:3 years ago
    Author:Raju Gujarati
  16. Can't find class MainActivity (imported project)

    First:5 years ago
    Last:3 years ago
    Author:Whiz
  17. Andengine Class not found exception

    First:6 years ago
    Last:3 years ago
    Author:Usama Aftab
  18. GitHub iconDisabling proguard causes class not found error in unmodified HelloWorld project

    First:5 years ago
    Last:3 years ago
    Author:oconnor663
  19. how can i fix the unable to instantiate activity component info exception

    First:5 years ago
    Last:3 years ago
    Author:aroma Khan
  20. unable to instantiate activity. dexpath list not found

    First:3 years ago
    Last:3 years ago
  21. Android app in libgdx failing to start after messing with gradle

    First:4 years ago
    Last:3 years ago
    Author:Jolly
  22. AndEngine: The sample example not work

    First:6 years ago
    Last:3 years ago
    Author:wanting252
  23. Unable to instantiate activity ComponentInfo java.lang.ClassNotFoundException

    First:4 years ago
    Last:3 years ago
    Author:pragmus
  24. opencv4android samples compile but do not run

    First:5 years ago
    Last:3 years ago
    Author:user2017023
  25. Android app crashes as soon as it starts

    First:5 years ago
    Last:3 years ago
    Author:Just_Some_Guy
  26. App Crashed: After installing in Emulator

    First:4 years ago
    Last:3 years ago
    Author:user46527
  27. Eclipse Android: Didn't find class

    First:4 years ago
    Last:3 years ago
    Author:user1832478
  28. Actionbarsherlock Main SherlockFragmentActivity ClassNotFoundException

    First:5 years ago
    Last:3 years ago
    Author:M4tchB0X3r
  29. Starting with IntelliJ and Android CassNotFoundException

    First:5 years ago
    Last:3 years ago
    Author:m3n0R
  30. Error with my app

    First:5 years ago
    Last:3 years ago
    Author:BeginnerAndroid
  31. ClassNotFoundException: Didn't find class "com.example.app.MainActivity" for every app I create

    First:4 years ago
    Last:3 years ago
    Author:cbrook
  32. android classnotfoundexception didn't find class on path dexpathlist

    First:3 years ago
    Last:3 years ago
    Author:Yara
  33. Android Studio intermittent ClassNotFoundException

    First:4 years ago
    Last:3 years ago
    Author:MatheusJardimB
  34. ClassNotFoundException for Activity after signing apk

    First:5 years ago
    Last:3 years ago
    Author:RankoR
  35. Runtime error in cordova based Barcode Scanner hybrid app developed worklight 6.1

    First:4 years ago
    Last:3 years ago
    Author:user3352510
  36. unable to resolve superclass of lcom log cat android

    First:4 years ago
    Last:3 years ago
    Author:Mitch
  37. Android Studio Manifest error - saying package does not exist

    First:3 years ago
    Last:3 years ago
    Author:Noni A.
  38. Fatal Exception with phonegap barcode scanner plugin

    First:6 years ago
    Last:3 years ago
    Author:TheArtofXin
  39. Android ClassNotFoundException on working project (pre eclipse crash)

    First:6 years ago
    Last:3 years ago
    Author:conor
  40. BarCodeScanner has stopped

    First:4 years ago
    Last:3 years ago
    Author:Aland
MessageNumber of crashes
Unable to instantiate activity ComponentInfo{com.badlogic.androidgames.mrnom/com.badlogic.androidgames.mrnom.MrNom}: java.lang.ClassNotFoundException: com.badlogic.androidgames.mrnom.MrNom3
Unable to instantiate activity ComponentInfo{com.estimote.examples.demos/com.estimote.examples.demos.AllDemosActivity}: java.lang.ClassNotFoundException: Didn't find class "com.estimote.examples.demos.AllDemosActivity" on path: DexPathList[[zip file "/data3
Unable to instantiate activity ComponentInfo{org.hello/org.hello.MainActivity}: java.lang.ClassNotFoundException: Didn't find class "org.hello.MainActivity" on path: DexPathList[[zip file "/data/app/org.hello-1.apk"],nativeLibraryDirectories=[/data/app-lib2
Unable to instantiate activity ComponentInfo{com.example.zxing_demo/com.google.zxing.client.android.CaptureActivity}: java.lang.ClassNotFoundException: com.google.zxing.client.android.CaptureActivity2
Unable to instantiate activity ComponentInfo{si.dvanadva.evanturist/si.dvanadva.evanturist.MainActivity}: java.lang.ClassNotFoundException: Didn't find class "si.dvanadva.evanturist.MainActivity" on path: /data/app/si.dvanadva.evanturist-2.apk2
Unable to instantiate activity ComponentInfo{org.readium.sdk.android.launcher/org.readium.sdk.android.launcher.MainActivity}: java.lang.ClassNotFoundException: Didn't find class "org.readium.sdk.android.launcher.MainActivity" on path: DexPathList[[zip file2
Unable to instantiate activity ComponentInfo{org.opencv.javacv.facerecognition/org.opencv.javacv.facerecognition.FdActivity}: java.lang.ClassNotFoundException: Didn't find class "org.opencv.javacv.facerecognition.FdActivity" on path: /data/app/org.opencv.j2
Unable to instantiate activity ComponentInfo{org.traccar.client/org.traccar.client.TraccarActivity}: java.lang.ClassNotFoundException: Didn't find class "org.traccar.client.TraccarActivity" on path: DexPathList[[zip file "/data/app/org.traccar.client-2.apk2
Unable to instantiate activity ComponentInfo{com.estimote.examples.distancedemo/com.estimote.examples.distancedemo.ListBeaconsActivity}: java.lang.ClassNotFoundException: Didn't find class "com.estimote.examples.distancedemo.ListBeaconsActivity" on path: D2
Unable to instantiate activity ComponentInfo{org.habeIchVergessen.testinput/org.habeIchVergessen.testinput.MainActivity}: java.lang.ClassNotFoundException: Didn't find class "org.habeIchVergessen.testinput.MainActivity" on path: DexPathList[[zip file "/dat2
  1. java.lang.ClassNotFoundException
    1.   at dalvik.system.BaseDexClassLoader.findClass()
    2.   at java.lang.ClassLoader.loadClass()
    3.   at java.lang.ClassLoader.loadClass()
    4.   at android.app.Instrumentation.newActivity()
    5.   at android.app.ActivityThread.performLaunchActivity()
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