Android: `EPUBPreferences.columnCount` throws `PlatformException`

[AndreasLymalmMTM]

Description

When setting EPUBPreferences.columnCount to EpubColumnCount.one or EpubColumnCount.two, and start playing a book, the following unhandled exception is thrown:

E/flutter ( 6741): [ERROR:flutter/runtime/dart_vm_initializer.cc(40)] Unhandled Exception: PlatformException(error, org.readium.r2.navigator.preferences.ColumnCount does not contain element with name 'one', null, kotlinx.serialization.SerializationException: org.readium.r2.navigator.preferences.ColumnCount does not contain element with name 'one'
E/flutter ( 6741): 	at kotlinx.serialization.json.internal.JsonNamesMapKt.getJsonNameIndexOrThrow(JsonNamesMap.kt:118)
E/flutter ( 6741): 	at kotlinx.serialization.json.internal.JsonNamesMapKt.getJsonNameIndexOrThrow$default(JsonNamesMap.kt:115)
E/flutter ( 6741): 	at kotlinx.serialization.json.internal.AbstractJsonTreeDecoder.decodeTaggedEnum(TreeJsonDecoder.kt:104)
E/flutter ( 6741): 	at kotlinx.serialization.json.internal.AbstractJsonTreeDecoder.decodeTaggedEnum(TreeJsonDecoder.kt:36)
E/flutter ( 6741): 	at kotlinx.serialization.internal.TaggedDecoder.decodeEnum(Tagged.kt:234)
E/flutter ( 6741): 	at kotlinx.serialization.internal.EnumSerializer.deserialize(Enums.kt:136)
E/flutter ( 6741): 	at kotlinx.serialization.internal.EnumSerializer.deserialize(Enums.kt:102)
E/flutter ( 6741): 	at kotlinx.serialization.json.internal.AbstractJsonTreeDecoder.decodeSerializableValue(TreeJsonDecoder.kt:351)
E/flutter ( 6741): 	at kotlinx.serialization.internal.TaggedDecoder.decodeSerializableValue(Tagged.kt:208)
E/flutter ( 6741): 	at kotlinx.serialization.internal.TaggedDecoder.decodeNullableSerializableElement$lambda$0(Tagged.kt:289)
E/flutter ( 6741): 	at kotlinx.serialization.internal.TaggedDecoder.$r8$lambda$KNCb4ndNy8p39bnFdLtrj8-IusI(Unknown Source:0)
E/flutter ( 6741): 	at kotlinx.serialization.internal.TaggedDecoder$$ExternalSyntheticLambda1.invoke(D8$$SyntheticClass:0)
E/flutter ( 6741): 	at kotlinx.serialization.internal.TaggedDecoder.tagBlock(Tagged.kt:295)
E/flutter ( 6741): 	at kotlinx.serialization.internal.TaggedDecoder.decodeNullableSerializableElement(Tagged.kt:287)
E/flutter ( 6741): 	at dk.nota.flutter_readium.FlutterEpubPreferences$$serializer.deserialize(FlutterEpubPreferences.kt:21)
E/flutter ( 6741): 	at dk.nota.flutter_readium.FlutterEpubPreferences$$serializer.deserialize(FlutterEpubPreferences.kt:21)
E/flutter ( 6741): 	at kotlinx.serialization.json.internal.AbstractJsonTreeDecoder.decodeSerializableValue(TreeJsonDecoder.kt:351)
E/flutter ( 6741): 	at kotlinx.serialization.json.internal.TreeJsonDecoderKt.readJson(TreeJsonDecoder.kt:25)
E/flutter ( 6741): 	at kotlinx.serialization.json.Json.decodeFromJsonElement(Json.kt:170)
E/flutter ( 6741): 	at dk.nota.flutter_readium.FlutterEpubPreferences$Companion.fromMap(FlutterEpubPreferences.kt:129)
E/flutter ( 6741): 	at dk.nota.flutter_readium.ReadiumReaderWidget.<init>(ReadiumReaderWidget.kt:117)
E/flutter ( 6741): 	at dk.nota.flutter_readium.ReadiumReaderWidget.<init>(ReadiumReaderWidget.kt:40)
E/flutter ( 6741): 	at dk.nota.flutter_readium.ReadiumReaderViewFactory.create(ReadiumReaderViewFactory.kt:21)
E/flutter ( 6741): 	at io.flutter.plugin.platform.PlatformViewsController.createPlatformView(PlatformViewsController.java:535)
E/flutter ( 6741): 	at io.flutter.plugin.platform.PlatformViewsController$1.createForTextureLayer(PlatformViewsController.java:214)
E/flutter ( 6741): 	at io.flutter.plugin.platform.PlatformViewsControllerDelegator.createForTextureLayer(PlatformViewsControllerDelegator.java:134)
E/flutter ( 6741): 	at io.flutter.embedding.engine.systemchannels.PlatformViewsChannel$1.create(PlatformViewsChannel.java:132)
E/flutter ( 6741): 	at io.flutter.embedding.engine.systemchannels.PlatformViewsChannel$1.onMethodCall(PlatformViewsChannel.java:55)
E/flutter ( 6741): 	at io.flutter.plugin.common.MethodChannel$IncomingMethodCallHandler.onMessage(MethodChannel.java:267)
E/flutter ( 6741): 	at io.flutter.embedding.engine.dart.DartMessenger.invokeHandler(DartMessenger.java:286)
E/flutter ( 6741): 	at io.flutter.embedding.engine.dart.DartMessenger.lambda$dispatchMessageToQueue$0$io-flutter-embedding-engine-dart-DartMessenger(DartMessenger.java:313)
E/flutter ( 6741): 	at io.flutter.embedding.engine.dart.DartMessenger$$ExternalSyntheticLambda0.run(D8$$SyntheticClass:0)
E/flutter ( 6741): 	at android.os.Handler.handleCallback(Handler.java:995)
E/flutter ( 6741): 	at android.os.Handler.dispatchMessage(Handler.java:103)
E/flutter ( 6741): 	at android.os.Looper.loopOnce(Looper.java:248)
E/flutter ( 6741): 	at android.os.Looper.loop(Looper.java:338)
E/flutter ( 6741): 	at android.app.ActivityThread.main(ActivityThread.java:9067)
E/flutter ( 6741): 	at java.lang.reflect.Method.invoke(Native Method)
E/flutter ( 6741): 	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:593)
E/flutter ( 6741): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:932)
E/flutter ( 6741): )
E/flutter ( 6741): #0      StandardMethodCodec.decodeEnvelope (package:flutter/src/services/message_codecs.dart:653:7)
E/flutter ( 6741): #1      MethodChannel._invokeMethod (package:flutter/src/services/platform_channel.dart:366:18)
E/flutter ( 6741): <asynchronous suspension>
E/flutter ( 6741): #2      SurfaceAndroidViewController._sendCreateMessage (package:flutter/src/services/platform_views.dart:1063:30)
E/flutter ( 6741): <asynchronous suspension>
E/flutter ( 6741): #3      AndroidViewController.create (package:flutter/src/services/platform_views.dart:852:5)
E/flutter ( 6741): <asynchronous suspension>
E/flutter ( 6741): 

EpubColumnCount.auto doesn't throw this error.

Test Environment

Flutter 3.44, Android emulator.

Expected Behaviour

The specified column count should be applied and no exception is thrown if the setting is not applicable.