[Galaxy S 4 i9500 Original Android Development] Arch9:
I keep getting "unfortunately External Storage stopped" when installing/uninstall app and opening Document app on the latest beta 2 build

Here is the catlog

03-11 12:27:37.020 E/AndroidRuntime(18635): FATAL EXCEPTION: main
03-11 12:27:37.020 E/AndroidRuntime(18635): Process: com.android.externalstorage, PID: 18635
03-11 12:27:37.020 E/AndroidRuntime(18635): java.lang.RuntimeException: Unable to get provider com.android.externalstorage.ExternalStorageProvider: java.lang.ClassNotFoundException: Didn't find class "com.android.externalstorage.ExternalStorageProvider" on path: DexPathList[[zip file "/system/priv-app/ExternalStorageProvider.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]]
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.app.ActivityThread.installProvider(ActivityThread.java:4826)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.app.ActivityThread.installContentProviders(ActivityThread.java:4418)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4358)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.app.ActivityThread.access$1500(ActivityThread.java:138)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1259)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.os.Handler.dispatchMessage(Handler.java:102)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.os.Looper.loop(Looper.java:136)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.app.ActivityThread.main(ActivityThread.java:5050)
03-11 12:27:37.020 E/AndroidRuntime(18635): at java.lang.reflect.Method.invokeNative(Native Method)
03-11 12:27:37.020 E/AndroidRuntime(18635): at java.lang.reflect.Method.invoke(Method.java:515)
03-11 12:27:37.020 E/AndroidRuntime(18635): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:789)
03-11 12:27:37.020 E/AndroidRuntime(18635): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:605)
03-11 12:27:37.020 E/AndroidRuntime(18635): at dalvik.system.NativeStart.main(Native Method)
03-11 12:27:37.020 E/AndroidRuntime(18635): Caused by: java.lang.ClassNotFoundException: Didn't find class "com.android.externalstorage.ExternalStorageProvider" on path: DexPathList[[zip file "/system/priv-app/ExternalStorageProvider.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]]
03-11 12:27:37.020 E/AndroidRuntime(18635): at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
03-11 12:27:37.020 E/AndroidRuntime(18635): at java.lang.ClassLoader.loadClass(ClassLoader.java:497)
03-11 12:27:37.020 E/AndroidRuntime(18635): at java.lang.ClassLoader.loadClass(ClassLoader.java:457)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.app.ActivityThread.installProvider(ActivityThread.java:4811)
03-11 12:27:37.020 E/AndroidRuntime(18635): ... 12 more
03-11 12:27:37.020 E/AndroidRuntime(18635): Suppressed: java.io.IOException: unable to open DEX file
03-11 12:27:37.020 E/AndroidRuntime(18635): at dalvik.system.DexFile.openDexFileNative(Native Method)
03-11 12:27:37.020 E/AndroidRuntime(18635): at dalvik.system.DexFile.openDexFile(DexFile.java:296)
03-11 12:27:37.020 E/AndroidRuntime(18635): at dalvik.system.DexFile.(DexFile.java:80)
03-11 12:27:37.020 E/AndroidRuntime(18635): at dalvik.system.DexFile.(DexFile.java:59)
03-11 12:27:37.020 E/AndroidRuntime(18635): at dalvik.system.DexPathList.loadDexFile(DexPathList.java:263)
03-11 12:27:37.020 E/AndroidRuntime(18635): at dalvik.system.DexPathList.makeDexElements(DexPathList.java:230)
03-11 12:27:37.020 E/AndroidRuntime(18635): at dalvik.system.DexPathList.(DexPathList.java:112)
03-11 12:27:37.020 E/AndroidRuntime(18635): at dalvik.system.BaseDexClassLoader.(BaseDexClassLoader.java:48)
03-11 12:27:37.020 E/AndroidRuntime(18635): at dalvik.system.PathClassLoader.(PathClassLoader.java:65)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.app.ApplicationLoaders.getClassLoader(ApplicationLoaders.java:57)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.app.LoadedApk.getClassLoader(LoadedApk.java:326)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.app.LoadedApk.makeApplication(LoadedApk.java:508)
03-11 12:27:37.020 E/AndroidRuntime(18635): at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4350)
03-11 12:27:37.020 E/AndroidRuntime(18635): ... 10 more

EDIT: it seems already fixed by reflashing the rom