RFID修正

zd-modules/zd-netty/src/main/java/com/zd/netty/sdk/DeJuRFIDService.java

@@ -114,6 +114,7 @@ public class DeJuRFIDService implements IService {
             }
             System.out.println("Close the connection");
             client.close();
+            clientMap.remove(ipAddress);
         }
     }
 }