reply-code=503, reply-text=COMMAND_INVALID - unknown exchange type 'x-delayed-message'

1.日誌信息： 2019-09-26 15:27:03.415 ERROR 13580 --- [ 127.0.0.1:5672] o.s.a.r.c.CachingConnectionFactory       : Channel shutdown: connection error; protocol method: #method<connection.close>(reply-code=5

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