我在Corda中遇到了序列化问题。我的新代码路径不包含尚未序列化/反序列化的新类，但是会发生以下异常而爆炸。请注意，它在堆栈跟踪中不包含特定于CorDapp的类，这使得很难找出问题所在。
是否有任何关于如何开始调查此类异常的根本原因的提示/技巧？
谢谢 ：-）
com.esotericsoftware.kryo.KryoException: java.lang.UnsupportedOperationException
Serialization trace:
dataObject (co.paralleluniverse.fibers.Stack)
stack (net.corda.node.services.statemachine.FlowStateMachineImpl)
at com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:144)
at com.esotericsoftware.kryo.serializers.CompatibleFieldSerializer.read(CompatibleFieldSerializer.java:147)
at com.esotericsoftware.kryo.Kryo.readObjectOrNull(Kryo.java:782)
at co.paralleluniverse.io.serialization.kryo.ReplaceableObjectKryo.readObjectOrNull(ReplaceableObjectKryo.java:107)
at com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:132)
at com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:540)
at co.paralleluniverse.fibers.Fiber$FiberSerializer.read(Fiber.java:2137)
at co.paralleluniverse.fibers.Fiber$FiberSerializer.read(Fiber.java:2067)
at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:813)
at co.paralleluniverse.io.serialization.kryo.ReplaceableObjectKryo.readClassAndObject(ReplaceableObjectKryo.java:112)
at net.corda.nodeapi.internal.serialization.kryo.AbstractKryoSerializationScheme$deserialize$$inlined$use$lambda$1$1.invoke(KryoSerializationScheme.kt:97)
at net.corda.nodeapi.internal.serialization.kryo.AbstractKryoSerializationScheme$deserialize$$inlined$use$lambda$1$1.invoke(KryoSerializationScheme.kt:37)
at net.corda.nodeapi.internal.serialization.kryo.AbstractKryoSerializationScheme.withContext(KryoSerializationScheme.kt:80)
at net.corda.nodeapi.internal.serialization.kryo.AbstractKryoSerializationScheme.access$withContext(KryoSerializationScheme.kt:37)
at net.corda.nodeapi.internal.serialization.kryo.AbstractKryoSerializationScheme$deserialize$$inlined$use$lambda$1.execute(KryoSerializationScheme.kt:95)
at com.esotericsoftware.kryo.pool.KryoPoolQueueImpl.run(KryoPoolQueueImpl.java:61)
at net.corda.nodeapi.internal.serialization.kryo.AbstractKryoSerializationScheme.deserialize(KryoSerializationScheme.kt:94)
at net.corda.nodeapi.internal.serialization.SerializationFactoryImpl$deserialize$1$1.invoke(SerializationScheme.kt:111)
at net.corda.core.serialization.SerializationFactory.withCurrentContext(SerializationAPI.kt:66)
at net.corda.nodeapi.internal.serialization.SerializationFactoryImpl$deserialize$1.invoke(SerializationScheme.kt:111)
at net.corda.nodeapi.internal.serialization.SerializationFactoryImpl$deserialize$1.invoke(SerializationScheme.kt:86)
at net.corda.core.serialization.SerializationFactory.asCurrent(SerializationAPI.kt:80)
at net.corda.nodeapi.internal.serialization.SerializationFactoryImpl.deserialize(SerializationScheme.kt:111)
at net.corda.node.services.statemachine.StateMachineManagerImpl.deserializeFiber(StateMachineManagerImpl.kt:715)
at net.corda.node.services.statemachine.StateMachineManagerImpl.access$deserializeFiber(StateMachineManagerImpl.kt:63)
at net.corda.node.services.statemachine.StateMachineManagerImpl$updateCheckpoint$2.run(StateMachineManagerImpl.kt:551)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.UnsupportedOperationException
at java.util.AbstractCollection.add(AbstractCollection.java:262)
at com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:134)
at com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:40)
at …corda ×1