update

src/communication.jl

@@ -393,7 +393,7 @@ end
   -----
     mqttInstanceDict::Dict{Symbol, Any}
       a dictionary contain mqtt instance. 1 per mqtt client.
-    interval::Integer
+    keepaliveCheckInterval::Integer
       time interval to check mqtt server in seconds
 
   Return\n
@@ -629,6 +629,7 @@ function sendReceiveMqttMsg(mqttInstance::mqttClientInstance_v2, receivechannel:
       println("\n<sendReceiveMqttMsg()> attempts $attempts/$maxattempt ", @__FILE__, ":", @__LINE__, " $(Dates.now())")
       pprintln(outgoingMsg)
       println("</sendReceiveMqttMsg()> attempts $attempts/$maxattempt  ", @__FILE__, ":", @__LINE__, " $(Dates.now())\n")
+      checkMqttConnection!(mqttInstance, keepaliveCheckInterval=5)
     end
     attempts += 1
   end