diff --git a/MP-MAG/Controllers/ReportConfController.cs b/MP-MAG/Controllers/ReportConfController.cs
index 572ae359..552e4f72 100644
--- a/MP-MAG/Controllers/ReportConfController.cs
+++ b/MP-MAG/Controllers/ReportConfController.cs
@@ -9,7 +9,7 @@ namespace MP_MAG.Controllers
         #region Public Methods
 
         /// <summary>
-        /// Restituisce un array JSon x le conf delle code di stampa
+        /// Restituisce un array JSon x le conf dei report
         /// GET: api/PrintQueueConf
         /// </summary>
         /// <returns>lista oggetto Json in formato SteamwareSDK.queueConf</returns>
diff --git a/MapoDb/DataLayer.cs b/MapoDb/DataLayer.cs
index f8a597fe..5377aa21 100644
--- a/MapoDb/DataLayer.cs
+++ b/MapoDb/DataLayer.cs
@@ -1857,7 +1857,9 @@ namespace MapoDb
                         }
                     }
                     else
-                    { }
+                    {
+                        answ = "NF";
+                    }
                 }
                 catch (Exception exc)
                 {
@@ -2112,8 +2114,8 @@ namespace MapoDb
                         string format = "yyyyMMddHHmmssfff";
                         dtEvento = DateTime.ParseExact(dtEve, format, provider);
                         dtCorrente = DateTime.ParseExact(dtCurr, format, provider);
-                        Int64 tiks = dtCorrente.Ticks - dtEvento.Ticks;
-                        dataOraEvento = dataOraEvento.AddTicks(-tiks);
+                        TimeSpan deltaTS = dtCorrente.Subtract(dtEvento);
+                        dataOraEvento = dataOraEvento.Add(-deltaTS);
                     }
                 }
                 catch (Exception exc)