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when <BR>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Connection connection = factory.newConnection();&nbsp;&nbsp; <BR>

<BR>

throw exception :<BR>

<BR>

com.rabbitmq.client.impl.AMQChannel.wrap(AMQChannel.java:106)<BR>

com.rabbitmq.client.impl.AMQChannel.wrap(AMQChannel.java:102)<BR>

com.rabbitmq.client.impl.AMQConnection.start(AMQConnection.java:360)<BR>

com.rabbitmq.client.ConnectionFactory.newConnection(ConnectionFactory.java:516)<BR>

com.rabbitmq.client.ConnectionFactory.newConnection(ConnectionFactory.java:533)<BR>

com.docutor.util.SendSignLogToRabbitmqTopicUtil.sendMsg(SendSignLogToRabbitmqTopicUtil.java:20)<BR>

<BR>

<BR>

could you help me find the answer,i think there is a error on the net-work,<BR>

<BR>

thanks!<BR>

<BR>

<BR>

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