ADAL Plugin integration is crashing with proguard true

[YormanS]

Expected behavior: The release apk with proguard should launch AuthenticationActivity without any crash.(applied proguard rules as per github documentation)

Actual behavior: App is crashing with below exception
java.lang.RuntimeException: Unable to start activity ComponentInfo{**/com.microsoft.aad.adal.AuthenticationActivity}: java.lang.RuntimeException: java.lang.NoSuchMethodException: com.microsoft.aad.adal.H.values []
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3308)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3457)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2044)
at android.os.Handler.dispatchMessage(Handler.java:107)
at android.os.Looper.loop(Looper.java:224)
at android.app.ActivityThread.main(ActivityThread.java:7562)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:539)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:950)
Caused by: java.lang.RuntimeException: java.lang.NoSuchMethodException: com.microsoft.aad.adal.H.values []
at java.lang.Enum.enumValues(Enum.java:270)
at java.lang.Enum.access$000(Enum.java:61)
at java.lang.Enum$1.create(Enum.java:277)
at java.lang.Enum$1.create(Enum.java:275)
at libcore.util.BasicLruCache.get(BasicLruCache.java:63)
at java.lang.Enum.getSharedConstants(Enum.java:289)
at java.lang.Enum.valueOf(Enum.java:243)
at java.io.ObjectInputStream.readEnum(ObjectInputStream.java:1841)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1409)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2114)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2038)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1899)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1412)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:427)
at android.os.Parcel.readSerializable(Parcel.java:3142)
at android.os.Parcel.readValue(Parcel.java:2920)
at android.os.Parcel.readArrayMapInternal(Parcel.java:3252)
at android.os.BaseBundle.initializeFromParcelLocked(BaseBundle.java:292)
at android.os.BaseBundle.unparcel(BaseBundle.java:236)
at android.os.BaseBundle.getString(BaseBundle.java:1169)
at android.content.Intent.getStringExtra(Intent.java:7925)
at com.microsoft.aad.adal.AuthenticationActivity.z(:477)
at com.microsoft.aad.adal.AuthenticationActivity.w(:384)
at com.microsoft.aad.adal.AuthenticationActivity.onCreate(:164)
at android.app.Activity.performCreate(Activity.java:7893)
at android.app.Activity.performCreate(Activity.java:7880)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1307)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3283)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3457) 
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83) 
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135) 
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95) 
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2044) 
at android.os.Handler.dispatchMessage(Handler.java:107) 
at android.os.Looper.loop(Looper.java:224) 
at android.app.ActivityThread.main(ActivityThread.java:7562) 
at java.lang.reflect.Method.invoke(Native Method) 
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:539) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:950) 
Caused by: java.lang.NoSuchMethodException: com.microsoft.aad.adal.H.values []
at java.lang.Class.getMethod(Class.java:2072)
at java.lang.Class.getDeclaredMethod(Class.java:2050)
at java.lang.Enum.enumValues(Enum.java:267)
at java.lang.Enum.access$000(Enum.java:61) 
at java.lang.Enum$1.create(Enum.java:277) 
at java.lang.Enum$1.create(Enum.java:275) 
at libcore.util.BasicLruCache.get(BasicLruCache.java:63) 
at java.lang.Enum.getSharedConstants(Enum.java:289) 
at java.lang.Enum.valueOf(Enum.java:243) 
at java.io.ObjectInputStream.readEnum(ObjectInputStream.java:1841) 
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1409) 
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2114) 
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2038) 
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1899) 
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1412) 
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:427) 
at android.os.Parcel.readSerializable(Parcel.java:3142) 
at android.os.Parcel.readValue(Parcel.java:2920) 
at android.os.Parcel.readArrayMapInternal(Parcel.java:3252) 
at android.os.BaseBundle.initializeFromParcelLocked(BaseBundle.java:292) 
at android.os.BaseBundle.unparcel(BaseBundle.java:236) 
at android.os.BaseBundle.getString(BaseBundle.java:1169) 
at android.content.Intent.getStringExtra(Intent.java:7925) 
at com.microsoft.aad.adal.AuthenticationActivity.z(:477) 
at com.microsoft.aad.adal.AuthenticationActivity.w(:384) 
at com.microsoft.aad.adal.AuthenticationActivity.onCreate(:164) 
at android.app.Activity.performCreate(Activity.java:7893) 
at android.app.Activity.performCreate(Activity.java:7880) 
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1307) 
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3283) 
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3457) 
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83) 
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135) 
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95) 
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2044) 
at android.os.Handler.dispatchMessage(Handler.java:107) 
at android.os.Looper.loop(Looper.java:224) 
at android.app.ActivityThread.main(ActivityThread.java:7562) 
at java.lang.reflect.Method.invoke(Native Method) 
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:539) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:950) 

Steps to reproduce the problem:

1. Apply proguard as per github documentation : https://github.com/AzureAD/azure-activedirectory-library-for-android/wiki/ProGuard
2. Run release build and install the apk.
3. App will crash on launching the AuthenticationActivity.

Environment : Android Target SDK version 30
Devices: Tested on multiple devices
Gradle : distributionUrl=https://services.gradle.org/distributions/gradle-6.5-bin.zip
implementation 'com.microsoft.aad:adal:1.15.1'

[paulkagiri]

Hello @YormanS, are you still experiencing this?