java.lang.ClassCastException: cannot assign instance of org.springframework.integration.message.MessageHeadersTests$Foo to field org.springframework.integration.message.MessageHeadersTests$Foo.foo of type java.lang.String in instance of org.springframework.integration.message.MessageHeadersTests$Foo

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cannot assign instance of scala.collection.immutable.HashMap$SerializationProxy to field epic.features.BrownClusterFeaturizer.epic$features$BrownClusterFeaturizer$$clusterFeatures of type scala.collection.immutable.Map in instance of epic.features.BrownClusterFeaturizer
java.lang.ClassCastException: cannot assign instance of org.springframework.integration.message.MessageHeadersTests$Foo to field org.springframework.integration.message.MessageHeadersTests$Foo.foo of type java.lang.String in instance of org.springframework.integration.message.MessageHeadersTests$Foo
at java.io.ObjectStreamClass$FieldReflector.setObjFieldValues(ObjectStreamClass.java:2133)
at java.io.ObjectStreamClass.setObjFieldValues(ObjectStreamClass.java:1305)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2006)
at java.io.ObjectInputStream.defaultReadObject(ObjectInputStream.java:501)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)

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