One month ago the project was working. I dind't change anything in the implementation, it doesn't work anymore. I tried evry flutter command (clean, install dependency again etc.)
E/AndroidRuntime( 8957): FATAL EXCEPTION: main
E/AndroidRuntime( 8957): Process: com.example.app, PID: 8957
E/AndroidRuntime( 8957): java.lang.NoClassDefFoundError: Failed resolution of: Lcom/stripe/android/view/AddPaymentMethodActivityStarter$Result;
E/AndroidRuntime( 8957): at com.reactnativestripesdk.StripeSdkModule$mActivityEventListener$1.onActivityResult(StripeSdkModule.kt:83)
E/AndroidRuntime( 8957): at com.facebook.react.bridge.BaseActivityEventListener.onActivityResult(BaseActivityEventListener.kt:14)
E/AndroidRuntime( 8957): at io.flutter.embedding.engine.FlutterEngineConnectionRegistry$FlutterEngineActivityPluginBinding.onActivityResult(FlutterEngineConnectionRegistry.java:774)
E/AndroidRuntime( 8957): at io.flutter.embedding.engine.FlutterEngineConnectionRegistry.onActivityResult(FlutterEngineConnectionRegistry.java:422)
E/AndroidRuntime( 8957): at io.flutter.embedding.android.FlutterActivityAndFragmentDelegate.onActivityResult(FlutterActivityAndFragmentDelegate.java:964)
E/AndroidRuntime( 8957): at io.flutter.embedding.android.FlutterFragment.onActivityResult(FlutterFragment.java:1248)
E/AndroidRuntime( 8957): at io.flutter.embedding.android.FlutterFragmentActivity.onActivityResult(FlutterFragmentActivity.java:645)
E/AndroidRuntime( 8957): at android.app.Activity.dispatchActivityResult(Activity.java:8550)
E/AndroidRuntime( 8957): at android.app.ActivityThread.deliverResults(ActivityThread.java:5583)
E/AndroidRuntime( 8957): at android.app.ActivityThread.handleSendResult(ActivityThread.java:5631)
E/AndroidRuntime( 8957): at android.app.servertransaction.ActivityResultItem.execute(ActivityResultItem.java:51)
E/AndroidRuntime( 8957): at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
E/AndroidRuntime( 8957): at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
E/AndroidRuntime( 8957): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2336)
E/AndroidRuntime( 8957): at android.os.Handler.dispatchMessage(Handler.java:106)
E/AndroidRuntime( 8957): at android.os.Looper.loop(Looper.java:246)
E/AndroidRuntime( 8957): at android.app.ActivityThread.main(ActivityThread.java:8653)
E/AndroidRuntime( 8957): at java.lang.reflect.Method.invoke(Native Method)
E/AndroidRuntime( 8957): at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:602)
E/AndroidRuntime( 8957): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1130)
E/AndroidRuntime( 8957): Caused by: java.lang.ClassNotFoundException: Didn't find class "com.stripe.android.view.AddPaymentMethodActivityStarter$Result" on path: DexPathList[[zip file "/data/app/~~NDKsDKuhC75oWr6RwGNZ6g==/com.example.app-ptdG8Rl9IqD1D9Cd3fHbQA==/base.apk"],nativeLibraryDirectories=[/data/app/~~NDKsDKuhC75oWr6RwGNZ6g==/com.example.app-ptdG8Rl9IqD1D9Cd3fHbQA==/lib/arm64, /data/app/~~NDKsDKuhC75oWr6RwGNZ6g==/com.example.app-ptdG8Rl9IqD1D9Cd3fHbQA==/base.apk!/lib/arm64-v8a, /system/lib64]]
E/AndroidRuntime( 8957): at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:207)
E/AndroidRuntime( 8957): at java.lang.ClassLoader.loadClass(ClassLoader.java:379)
E/AndroidRuntime( 8957): at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
E/AndroidRuntime( 8957): ... 20 more
I/Process ( 8957): Sending signal. PID: 8957 SIG: 9