Question

Exception in thread "main" com.alibaba.otter.canal.protocol.exception.CanalClientException: failed to subscribe with reason: something goes wrong with channel:[id: 0x41fa2913, /58.33.106.130:59131 => /172.19.0.4:11111], exception=com.alibaba.otter.canal.server.exception.CanalServerException: destination:canal-exchange should start first