java.lang.RuntimeException: Unable to instantiate application com.xxxxx.App: java.lang.ClassNotFoundException: Didn't find class "com.xxxxx.App" on path: /data/app/com.xxxxx-1.apk

Stack Overflow | David P | 5 months ago
  1. 0

    Unable to instantiate application - java.lang.ClassNotFoundException: Didn't find class "com.xxxxx.App" on path: /data/app/com.xxxxx-1.apk

    Stack Overflow | 5 months ago | David P
    java.lang.RuntimeException: Unable to instantiate application com.xxxxx.App: java.lang.ClassNotFoundException: Didn't find class "com.xxxxx.App" on path: /data/app/com.xxxxx-1.apk
  2. 0

    java.lang.ClassNotFoundException: Didn't find class "android.support.multidex.MultiDexApplication"

    GitHub | 2 years ago | senRsl
    java.lang.RuntimeException: Unable to instantiate application android.support.multidex.MultiDexApplication: java.lang.ClassNotFoundException: Didn't find class "android.support.multidex.MultiDexApplication" on path: /data/app/com.vcyber.cardoctor-1.apk
  3. 0

    GitHub comment 205#139519830

    GitHub | 1 year ago | aafa
    java.lang.RuntimeException: Unable to instantiate application com.test.core.AppContext: java.lang.ClassNotFoundException: Didn't find class "com.test.core.AppContext" on path: DexPathList[[zip file "/system/framework/android.test.runner.jar", zip file "/data/app/com.test.app-1/base.apk"],nativeLibraryDirectories=[/data/app/com.test.app-1/lib/x86, /vendor/lib, /system/lib]]
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  5. 0

    loginButton.setFragment(this); crashes app

    Stack Overflow | 1 year ago | John
    java.lang.RuntimeException: Unable to instantiate application com.example.stan.facebooktestexactexample.MyApplication: java.lang.ClassNotFoundException: Didn't find class "com.example.stan.facebooktestexactexample.MyApplication" on path: DexPathList[[zip file "/data/app/com.example.stan.facebooktestexactexample-2/base.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]]
  6. 0

    unable to find class

    GitHub | 2 years ago | rupertdance
    java.lang.RuntimeException: **Unable to instantiate application com.schwartzmedia.thesaturdaypaper.android.baker.ABakerApp: java.lang.ClassNotFoundException: Didn't find class "com.schwartzmedia.thesaturdaypaper.android.baker.ABakerApp" on path: DexPathList[[zip file "/data/app/com.schwartzmedia.thesaturdaypaper.android.baker-2.apk"],nativeLibraryDirectories=[/data/app-lib/com.schwartzmedia.thesaturdaypaper.android.baker-2, /system/lib]]**

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Root Cause Analysis

  1. java.lang.ClassNotFoundException

    Didn't find class "com.xxxxx.App" on path: /data/app/com.xxxxx-1.apk

    at dalvik.system.BaseDexClassLoader.findClass()
  2. Android Platform
    BaseDexClassLoader.findClass
    1. dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:64)
    1 frame
  3. Java RT
    ClassLoader.loadClass
    1. java.lang.ClassLoader.loadClass(ClassLoader.java:501)
    2. java.lang.ClassLoader.loadClass(ClassLoader.java:461)
    2 frames
  4. Android Platform
    LoadedApk.makeApplication
    1. android.app.Instrumentation.newApplication(Instrumentation.java:992)
    2. android.app.LoadedApk.makeApplication(LoadedApk.java:504)
    2 frames