diff --git a/NKC_WF/WebUserControls/cmp_unloadSmart.ascx.cs b/NKC_WF/WebUserControls/cmp_unloadSmart.ascx.cs
index 1304659..920f4a5 100644
--- a/NKC_WF/WebUserControls/cmp_unloadSmart.ascx.cs
+++ b/NKC_WF/WebUserControls/cmp_unloadSmart.ascx.cs
@@ -468,15 +468,29 @@ namespace NKC_WF.WebUserControls
                     break;
 
                 case codeType.Item:
-                    tryPickup(decoData.rawData);
-                    cmp_barcode.showOutput(cssClass.success, $"Valid IT Code: {decoData.rawData}");
-                    processItemSuggestion(decoData.codeType, decoData.rawData, decoData.codeInt);
+                    if (string.IsNullOrEmpty(MachineSel))
+                    {
+                        cmp_barcode.showOutput(cssClass.danger, $"{traduci("MissingMachineSel")}: {decoData.rawData} --> {traduci("NoValiAction")}");
+                    }
+                    else
+                    {
+                        tryPickup(decoData.rawData);
+                        cmp_barcode.showOutput(cssClass.success, $"Valid IT Code: {decoData.rawData}");
+                        processItemSuggestion(decoData.codeType, decoData.rawData, decoData.codeInt);
+                    }
                     break;
 
                 case codeType.ItemGeneric:
-                    tryPickup(decoData.rawData);
-                    cmp_barcode.showOutput(cssClass.success, $"Valid IG Code: {decoData.rawData}");
-                    processItemSuggestion(decoData.codeType, decoData.rawData, decoData.codeInt);
+                    if (string.IsNullOrEmpty(MachineSel))
+                    {
+                        cmp_barcode.showOutput(cssClass.danger, $"{traduci("MissingMachineSel")}: {decoData.rawData} --> {traduci("NoValiAction")}");
+                    }
+                    else
+                    {
+                        tryPickup(decoData.rawData);
+                        cmp_barcode.showOutput(cssClass.success, $"Valid IG Code: {decoData.rawData}");
+                        processItemSuggestion(decoData.codeType, decoData.rawData, decoData.codeInt);
+                    }
                     break;
 
                 case codeType.Material:
@@ -505,18 +519,39 @@ namespace NKC_WF.WebUserControls
                     break;
 
                 case codeType.Cart:
-                    cmp_barcode.showOutput(cssClass.success, $"Valid CR Code: {decoData.description}");
-                    processItemSuggestion(decoData.codeType, decoData.rawData, decoData.codeInt);
+                    if (string.IsNullOrEmpty(MachineSel))
+                    {
+                        cmp_barcode.showOutput(cssClass.danger, $"{traduci("MissingMachineSel")}: {decoData.rawData} --> {traduci("NoValiAction")}");
+                    }
+                    else
+                    {
+                        cmp_barcode.showOutput(cssClass.success, $"Valid CR Code: {decoData.description}");
+                        processItemSuggestion(decoData.codeType, decoData.rawData, decoData.codeInt);
+                    }
                     break;
 
                 case codeType.Bin:
-                    cmp_barcode.showOutput(cssClass.success, $"Valid BN Code: {decoData.description}");
-                    processItemSuggestion(decoData.codeType, decoData.rawData, decoData.codeInt);
+                    if (string.IsNullOrEmpty(MachineSel))
+                    {
+                        cmp_barcode.showOutput(cssClass.danger, $"{traduci("MissingMachineSel")}: {decoData.rawData} --> {traduci("NoValiAction")}");
+                    }
+                    else
+                    {
+                        cmp_barcode.showOutput(cssClass.success, $"Valid BN Code: {decoData.description}");
+                        processItemSuggestion(decoData.codeType, decoData.rawData, decoData.codeInt);
+                    }
                     break;
 
                 case codeType.SecScreen:
-                    cmp_barcode.showOutput(cssClass.success, $"Valid Screen Code: {decoData.description}");
-                    processItemSuggestion(decoData.codeType, decoData.rawData, decoData.codeInt);
+                    if (string.IsNullOrEmpty(MachineSel))
+                    {
+                        cmp_barcode.showOutput(cssClass.danger, $"{traduci("MissingMachineSel")}: {decoData.rawData} --> {traduci("NoValiAction")}");
+                    }
+                    else
+                    {
+                        cmp_barcode.showOutput(cssClass.success, $"Valid Screen Code: {decoData.description}");
+                        processItemSuggestion(decoData.codeType, decoData.rawData, decoData.codeInt);
+                    }
                     break;
 
                 case codeType.MachSelection:
diff --git a/NKC_WF/site/MachineLoadSmart.aspx b/NKC_WF/site/MachineLoadSmart.aspx
index 51d9f7e..64b95b8 100644
--- a/NKC_WF/site/MachineLoadSmart.aspx
+++ b/NKC_WF/site/MachineLoadSmart.aspx
@@ -6,7 +6,8 @@
     <div class="container px-1">
         <div class="card text-center" style="width: 100%;">
             <div class="card-header p-1 bg-secondary text-light">
-                <h4 class="mb-0"><%: traduci("MachineLoad") %></h4>
+                <asp:HiddenField ID="hfBatchID" runat="server" />
+                <h4 class="mb-0"><%: traduci("MachineLoad") %><sub>(<%: hfBatchID.Value %>)</sub></h4>
             </div>
             <div class="card-body py-1">
                 <div class="row">
diff --git a/NKC_WF/site/MachineLoadSmart.aspx.cs b/NKC_WF/site/MachineLoadSmart.aspx.cs
index 94ec198..f57af15 100644
--- a/NKC_WF/site/MachineLoadSmart.aspx.cs
+++ b/NKC_WF/site/MachineLoadSmart.aspx.cs
@@ -9,11 +9,38 @@ namespace NKC_WF.site
 {
     public partial class MachineLoadSmart : BasePage
     {
+        #region Public Properties
+
+        /// <summary>
+        /// Batch corrente...
+        /// </summary>
+        public int BatchId
+        {
+            set
+            {
+                hfBatchID.Value = value.ToString();
+            }
+            get
+            {
+                int answ = 0;
+                int.TryParse(hfBatchID.Value, out answ);
+                return answ;
+            }
+        }
+
+        #endregion Public Properties
+
         #region Private Methods
 
+        private void Cmp_stackLoading_eh_doRefresh(object sender, EventArgs e)
+        {
+            BatchId = cmp_stackLoading.BatchIdCurr;
+        }
+
         private void forceRefresh()
         {
             cmp_stackLoading.doUpdate();
+            BatchId = cmp_stackLoading.BatchIdCurr;
         }
 
         #endregion Private Methods
@@ -27,6 +54,7 @@ namespace NKC_WF.site
                 ((SiteMaster)this.Master).showSearch = false;
                 forceRefresh();
             }
+            cmp_stackLoading.eh_doRefresh += Cmp_stackLoading_eh_doRefresh;
         }
 
         #endregion Protected Methods
diff --git a/NKC_WF/site/MachineLoadSmart.aspx.designer.cs b/NKC_WF/site/MachineLoadSmart.aspx.designer.cs
index b728314..7f8f63d 100644
--- a/NKC_WF/site/MachineLoadSmart.aspx.designer.cs
+++ b/NKC_WF/site/MachineLoadSmart.aspx.designer.cs
@@ -14,6 +14,15 @@ namespace NKC_WF.site
     public partial class MachineLoadSmart
     {
 
+        /// <summary>
+        /// hfBatchID control.
+        /// </summary>
+        /// <remarks>
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
+        /// </remarks>
+        protected global::System.Web.UI.WebControls.HiddenField hfBatchID;
+
         /// <summary>
         /// cmp_stackLoading control.
         /// </summary>
diff --git a/NKC_WF/site/MachineUnloadSmart.aspx b/NKC_WF/site/MachineUnloadSmart.aspx
index 46f09ce..cc95034 100644
--- a/NKC_WF/site/MachineUnloadSmart.aspx
+++ b/NKC_WF/site/MachineUnloadSmart.aspx
@@ -6,12 +6,12 @@
     <div class="container px-1">
         <div class="card text-center" style="width: 100%;">
             <div class="card-header p-1 bg-secondary text-light">
-                <h4 class="mb-0"><%: traduci("MachineUnloadSmart") %></h4>
+                <asp:HiddenField ID="hfBatchID" runat="server" />
+                <h4 class="mb-0"><%: traduci("MachineUnloadSmart") %><sub>(<%: hfBatchID.Value %>)</sub></h4>
             </div>
             <div class="card-body py-1">
                 <div class="row">
                     <div class="col-12 mb-2">
-                        <asp:HiddenField ID="hfBatchID" runat="server" />
                         <uc1:cmp_unloadSmart runat="server" ID="cmp_unloadSmart" />
                     </div>
                 </div>
diff --git a/NKC_WF/site/MachineUnloadSmart.aspx.cs b/NKC_WF/site/MachineUnloadSmart.aspx.cs
index 8774222..d21c5de 100644
--- a/NKC_WF/site/MachineUnloadSmart.aspx.cs
+++ b/NKC_WF/site/MachineUnloadSmart.aspx.cs
@@ -5,14 +5,8 @@ namespace NKC_WF
 {
     public partial class MachineUnloadSmart : BasePage
     {
-        protected void Page_Load(object sender, EventArgs e)
-        {
-            if (!Page.IsPostBack)
-            {
-                ((SiteMaster)this.Master).showSearch = false;
-                doUpdate();
-            }
-        }
+        #region Public Properties
+
         /// <summary>
         /// Batch corrente...
         /// </summary>
@@ -29,6 +23,11 @@ namespace NKC_WF
                 return answ;
             }
         }
+
+        #endregion Public Properties
+
+        #region Private Methods
+
         /// <summary>
         /// Aggiorna componente principale e child components
         /// </summary>
@@ -38,17 +37,33 @@ namespace NKC_WF
             // aggiorno child
             cmp_unloadSmart.BatchId = BatchId;
         }
+
         /// <summary>
         /// Imposta dati correnti (Bunk / Sheet)
         /// </summary>
         private void setCurrData()
         {
             // recupero bunk corrente...
-            DS_App.StackListRow currBunk = ComLib.getCurrBunk();
+            DS_App.StackListRow currBunk = ComLib.getCurrBunk(cmp_unloadSmart.MachineSel);
             if (currBunk != null)
             {
                 BatchId = currBunk.BatchID;
             }
         }
+
+        #endregion Private Methods
+
+        #region Protected Methods
+
+        protected void Page_Load(object sender, EventArgs e)
+        {
+            if (!Page.IsPostBack)
+            {
+                ((SiteMaster)this.Master).showSearch = false;
+                doUpdate();
+            }
+        }
+
+        #endregion Protected Methods
     }
 }
\ No newline at end of file