diff --git a/WebDoorCreator.API/Controllers/QueueController.cs b/WebDoorCreator.API/Controllers/QueueController.cs
index 155d356..c94819a 100644
--- a/WebDoorCreator.API/Controllers/QueueController.cs
+++ b/WebDoorCreator.API/Controllers/QueueController.cs
@@ -39,20 +39,6 @@ namespace WebDoorCreator.API.Controllers
             return answ;
         }
 
-        /// <summary>
-        /// Invio elenco risultati elaborazioni (modalità boolean di esecuzione corretta)
-        /// </summary>
-        /// <param name="calcResults">Risultati elaborazioni in formato CalcResultDTO</param>
-        /// <returns></returns>
-        [HttpPost("SaveProcResult")]
-        public async Task<string> SaveProcResult(List<CalcResultDTO> calcResults)
-        {
-            string answ = "NA";
-            bool fatto = await QDataServ.SaveProcessingResult(calcResults);
-            answ = fatto ? "OK" : "NO";
-            return answ;
-        }
-
         /// <summary>
         /// Reset delle code di chiamata x ripetere simulazione
         /// </summary>
@@ -71,6 +57,20 @@ namespace WebDoorCreator.API.Controllers
             return answ;
         }
 
+        /// <summary>
+        /// Invio elenco risultati elaborazioni (modalità boolean di esecuzione corretta)
+        /// </summary>
+        /// <param name="calcResults">Risultati elaborazioni in formato CalcResultDTO</param>
+        /// <returns></returns>
+        [HttpPost("SaveProcResult")]
+        public async Task<string> SaveProcResult(List<CalcResultDTO> calcResults)
+        {
+            string answ = "NA";
+            bool fatto = await QDataServ.SaveProcessingResult(calcResults);
+            answ = fatto ? "OK" : "NO";
+            return answ;
+        }
+
         /// <summary>
         /// Elenco richieste raggruppate x stato
         /// </summary>
@@ -85,7 +85,6 @@ namespace WebDoorCreator.API.Controllers
             var actProc = await QDataServ.RequestProcessing();
             answ.Add("processing", actProc);
 
-
             var actDone = await QDataServ.RequestDone();
             answ.Add("done", actProc);
             return answ;
diff --git a/WeebDoorCreator.SDK/WDC.cs b/WeebDoorCreator.SDK/WDC.cs
index f128488..39fe920 100644
--- a/WeebDoorCreator.SDK/WDC.cs
+++ b/WeebDoorCreator.SDK/WDC.cs
@@ -26,6 +26,32 @@ namespace WeebDoorCreator.SDK
 
         #region Public Properties
 
+        /// <summary>
+        /// Numero di chiamate in coda da processare
+        /// </summary>
+        public int numTask2proc
+        {
+            get
+            {
+                int answ = 0;
+                try
+                {
+                    var rawData = callUrlGet(urlActLenght);
+                    if (rawData != "ERR")
+                    {
+                        var returnData = JsonConvert.DeserializeObject<Dictionary<string, long>>(rawData);
+                        // rendo!
+                        if (returnData.ContainsKey(pendQueue))
+                        {
+                            answ = (int)returnData[pendQueue];
+                        }
+                    }
+                }
+                catch { }
+                return answ;
+            }
+        }
+
         /// <summary>
         /// Effettua test alive all'indirizzo del server
         /// </summary>
@@ -34,9 +60,17 @@ namespace WeebDoorCreator.SDK
             get
             {
                 bool answ = false;
-                var rawData = callUrlGet(urlAlive);
-                string returnData = JsonConvert.DeserializeObject<string>(rawData);
-                answ = returnData == "OK";
+                try
+                {
+                    var rawData = callUrlGet(urlAlive);
+                    if (rawData != "ERR")
+                    {
+                        string returnData = JsonConvert.DeserializeObject<string>(rawData);
+                        answ = returnData == "OK";
+                    }
+                }
+                catch
+                { }
                 // rendo!
                 return answ;
             }
@@ -57,37 +91,19 @@ namespace WeebDoorCreator.SDK
             }
         }
 
-        /// <summary>
-        /// Numero di chiamate in coda da processare
-        /// </summary>
-        public int numTask2proc
+        #endregion Public Properties
+
+        #region Public Methods
+
+        public static PingReply testPingDevice(string address)
         {
-            get
-            {
-                int answ = 0;
-                try
-                {
-                    var rawData = callUrlGet(urlActLenght);
-                    var returnData = JsonConvert.DeserializeObject<Dictionary<string, long>>(rawData);
-                    // rendo!
-                    if (returnData.ContainsKey(pendQueue))
-                    {
-                        answ = (int)returnData[pendQueue];
-                    }
-                }
-                catch { }
-                return answ;
-            }
-        }
-        /// <summary>
-        /// Status delle code chiamate
-        /// </summary>
-        public Dictionary<string, long> queueStatus()
-        {
-            var rawData = callUrlGet(urlActLenght);
-            var returnData = JsonConvert.DeserializeObject<Dictionary<string, long>>(rawData);
-            return returnData;
+            Ping myPing = new Ping();
+            // timeout a 1 sec!
+            PingReply answ = myPing.Send(address, 2000);
+            // rendo!
+            return answ;
         }
+
         /// <summary>
         /// Elenco degli item da processare, nel formato DoorId, Vers
         /// </summary>
@@ -99,7 +115,7 @@ namespace WeebDoorCreator.SDK
                     { "numItems", $"{maxNum}" }
                 };
             var rawData = callUrlGet(urlTakeNextItems, parList);
-            if (!string.IsNullOrEmpty(rawData))
+            if (!string.IsNullOrEmpty(rawData) && rawData != "ERR")
             {
                 returnData = JsonConvert.DeserializeObject<Dictionary<string, string>>(rawData);
             }
@@ -107,18 +123,19 @@ namespace WeebDoorCreator.SDK
         }
 
         /// <summary>
-        /// Restitusice l'elenco degli esiti di processing
+        /// Status delle code chiamate
         /// </summary>
-        /// <param name="calcResults"></param>
-        /// <returns></returns>
-        public string SendProcResults(List<CalcResultDTO> calcResults)
+        public Dictionary<string, long> queueStatus()
         {
-            string payload = JsonConvert.SerializeObject(calcResults);
-            var rawData = callUrlPost(urlSaveProcRes, payload);
-            return rawData;
+            var rawData = callUrlGet(urlActLenght);
+            Dictionary<string, long> returnData = new Dictionary<string, long>();
+            if (rawData != "ERR")
+            {
+                returnData = JsonConvert.DeserializeObject<Dictionary<string, long>>(rawData);
+            }
+            return returnData;
         }
 
-
         /// <summary>
         /// Reset delel code di processing
         /// </summary>
@@ -133,30 +150,29 @@ namespace WeebDoorCreator.SDK
             return rawData;
         }
 
-        #endregion Public Properties
-
-        #region Public Methods
-
-        public static PingReply testPingDevice(string address)
+        /// <summary>
+        /// Restitusice l'elenco degli esiti di processing
+        /// </summary>
+        /// <param name="calcResults"></param>
+        /// <returns></returns>
+        public string SendProcResults(List<CalcResultDTO> calcResults)
         {
-            Ping myPing = new Ping();
-            // timeout a 1 sec!
-            PingReply answ = myPing.Send(address, 2000);
-            // rendo!
-            return answ;
+            string payload = JsonConvert.SerializeObject(calcResults);
+            var rawData = callUrlPost(urlSaveProcRes, payload);
+            return rawData;
         }
 
         #endregion Public Methods
 
         #region Protected Fields
 
-        protected const string urlAlive = "/api/Alive";
-        protected const string urlActLenght = "api/Queue/ActLenght";
-        protected const string urlResetQueue = "api/Queue/ResetQueue";
-        protected const string urlStatusList = "api/Queue/StatusList";
-        protected const string urlSaveProcRes = "api/Queue/SaveProcResult";
-        protected const string urlTakeNextItems = "api/Queue/TakeNextItems";
         protected const string pendQueue = "pending";
+        protected const string urlActLenght = "api/Queue/ActLenght";
+        protected const string urlAlive = "/api/Alive";
+        protected const string urlResetQueue = "api/Queue/ResetQueue";
+        protected const string urlSaveProcRes = "api/Queue/SaveProcResult";
+        protected const string urlStatusList = "api/Queue/StatusList";
+        protected const string urlTakeNextItems = "api/Queue/TakeNextItems";
 
         #endregion Protected Fields
 
@@ -216,6 +232,7 @@ namespace WeebDoorCreator.SDK
             // restituisco valore!
             return answ;
         }
+
         /// <summary>
         /// Effettua chiamata URL GET con parametri e restituisce risultato
         /// </summary>
@@ -227,7 +244,7 @@ namespace WeebDoorCreator.SDK
             string answ = "";
             // cerco online
             RestClient client = new RestClient(apiUrl);
-            // compongo 
+            // compongo
             string paramsQuery = "";
             foreach (var item in paramsList)
             {
@@ -255,6 +272,7 @@ namespace WeebDoorCreator.SDK
             // restituisco valore!
             return answ;
         }
+
         /// <summary>
         /// Effettua chiamata URL GET con parametri e restituisce risultato
         /// </summary>
@@ -289,6 +307,7 @@ namespace WeebDoorCreator.SDK
             // restituisco valore!
             return answ;
         }
+
         /// <summary>
         /// Effettua chiamata URL POST con parametri (opzionali) e payload (opzionale) e restituisce risultato
         /// </summary>
@@ -302,7 +321,7 @@ namespace WeebDoorCreator.SDK
             // cerco online
             RestClient client = new RestClient(apiUrl);
             var request = new RestRequest(URL);
-            // compongo 
+            // compongo
             string paramsQuery = "";
             if (paramsList != null && paramsList.Count > 0)
             {