(RabbitMessageChannelBinder.java:491) [spring-cloud-stream-binder-rabbit-1.0.3.RELEASE.jar:1.0.3.RELEASE:407) [spring-cloud-stream-binder-rabbit-1.0.3.RELEASE.jar:1.0.3.RELEASE]
at org.springframework.cloud.stream.binder.rab
:110) [spring-cloud-stream-1.2.2.RELEASE.jar:1.2.2.RELEASE]
at org.springframework.cloud.stream.binder.AbstractMessageChannelBinder.doBindProducer(AbstractMessageChannelBinder.java:57) [spring-cloud-stream-1.2.2.RELEASE.jar:1.2
at org.springframework.cloud.stream.binding.MessageConverterConfigurer$OutboundContentTypeConvertingInterceptor.doPreSend(MessageConverterConfigurer.java:324) ~[spring-cloud-stream-2.0.1.RELEASE.jar!/:2.0.1.RELEASE]
at org.springframework.clo