diff --git a/NKC_WF/WebUserControls/cmp_batchDetail.ascx.cs b/NKC_WF/WebUserControls/cmp_batchDetail.ascx.cs
index a323da7..876264e 100644
--- a/NKC_WF/WebUserControls/cmp_batchDetail.ascx.cs
+++ b/NKC_WF/WebUserControls/cmp_batchDetail.ascx.cs
@@ -1,31 +1,11 @@
 using AppData;
 using NKC_SDK;
-using SteamWare;
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 
 namespace NKC_WF.WebUserControls
 {
     public partial class cmp_batchDetail : BaseUserControl
     {
-        #region Protected Properties
-
-
-        /// <summary>
-        /// verifica se il batch sia di tipo ancestor (da splittare su macchine)
-        /// </summary>
-        protected bool BatchIsAncestor
-        {
-            get
-            {
-                return ComLib.BType(BatchId) == BatchType.Ancestor;
-            }
-        }
-
-        #endregion Protected Properties
-
         #region Public Properties
 
         public int BatchId
@@ -61,17 +41,85 @@ namespace NKC_WF.WebUserControls
             }
         }
 
-        #endregion Public Properties
-
-        #region Private Methods
-
-        private void fixDisplayDesc()
+        /// <summary>
+        /// Verifica se il batch sia stato splittato
+        /// </summary>
+        public bool isSplitted
         {
-            divSplit.Visible = BatchIsAncestor;
-            cmp_batchDetailMongo.Visible = !BatchIsAncestor;
+            get => cmp_batchDetailSplit.isSplitted;
         }
 
-        #endregion Private Methods
+        #endregion Public Properties
+
+        #region Public Methods
+
+        /// <summary>
+        /// Converte il codice stato in effettivo campo
+        /// </summary>
+        /// <param name="_status"></param>
+        /// <returns></returns>
+        public string BStatus(object _status)
+        {
+            string answ = ComLib.BatchStatusDescr(_status);
+            return answ;
+        }
+
+        /// <summary>
+        /// Controlla se lo stato sia uguale a quello richiesto
+        /// </summary>
+        /// <param name="_status"></param>
+        /// <param name="statusReq"></param>
+        /// <returns></returns>
+        public bool checkStatus(object _status, BatchStatus statusReq)
+        {
+            bool answ = false;
+            int status = -1;
+            int.TryParse(_status.ToString(), out status);
+            answ = (status == (int)statusReq);
+            return answ;
+        }
+
+        /// <summary>
+        /// Controlla se il type sia uguale a quello richiesto
+        /// </summary>
+        /// <param name="_bType"></param>
+        /// <param name="bTypeReq"></param>
+        /// <returns></returns>
+        public bool checkType(object _bType, BatchType bTypeReq)
+        {
+            bool answ = false;
+            int bType = -1;
+            int.TryParse(_bType.ToString(), out bType);
+            answ = (bType == (int)bTypeReq);
+            return answ;
+        }
+
+        public void doUpdate()
+        {
+            frmView.DataBind();
+            fixDisplayDesc();
+            if (divSplit.Visible)
+            {
+                cmp_batchDetailSplit.doUpdate();
+            }
+        }
+
+        #endregion Public Methods
+
+        #region Protected Properties
+
+        /// <summary>
+        /// verifica se il batch sia di tipo ancestor (da splittare su macchine)
+        /// </summary>
+        protected bool BatchIsAncestor
+        {
+            get
+            {
+                return ComLib.BType(BatchId) == BatchType.Ancestor;
+            }
+        }
+
+        #endregion Protected Properties
 
         #region Protected Methods
 
@@ -87,14 +135,6 @@ namespace NKC_WF.WebUserControls
             raiseEvent();
         }
 
-        /// <summary>
-        /// Verifica se il batch sia stato splittato
-        /// </summary>
-        public bool isSplitted
-        {
-            get => cmp_batchDetailSplit.isSplitted;
-        }
-
         /// <summary>
         /// Riporta nesting a stato ESTIMATED
         /// </summary>
@@ -113,8 +153,7 @@ namespace NKC_WF.WebUserControls
         {
             // invia a redis una richiesta...
             ComLib.sendMaterials();
-            ComLib.sendBatchReq(BatchId, "Estimation", 3, false, 0);
-
+            ComLib.sendBatchReq(BatchId, "Estimation", 3, false, 0, false);
 
             // ri-assegnazione ordini/kit a batch ancestor
             if (BatchIsAncestor)
@@ -133,20 +172,6 @@ namespace NKC_WF.WebUserControls
             raiseEvent();
         }
 
-        private void resetChildBatch()
-        {
-            var tabDesc = ComLib.BatchDescendant(BatchId);
-            if (tabDesc != null && tabDesc.Count > 0)
-            {
-                foreach (var item in tabDesc)
-                {
-                    DLMan.taBL.updateStatus(item.BatchID, (int)BatchStatus.Imported, "", -1);
-                    // elimino order tree eventuale...
-                    DLMan.taOLT.deleteByBatch(item.BatchID);
-                }
-            }
-        }
-
         protected void lbtSendNesting_Click(object sender, EventArgs e)
         {
             // invia a redis a a richiesta...
@@ -160,8 +185,8 @@ namespace NKC_WF.WebUserControls
             }
             else
             {
-                // invio il batch corrente
-                ComLib.sendBatchReq(BatchId, "Nesting", 2, false, 1);
+                // invio il batch corrente, SENZA richiesta PNG
+                ComLib.sendBatchReq(BatchId, "Nesting", 2, false, 1, false);
                 // registro su DB nesting iniziato...
                 DLMan.taBL.updateStatus(BatchId, (int)BatchStatus.NestRequested, "", -1);
             }
@@ -207,12 +232,6 @@ namespace NKC_WF.WebUserControls
             cmp_batchDetailSplit.eh_doReset += Cmp_batchDetailSplit_eh_doReset;
         }
 
-        private void Cmp_batchDetailSplit_eh_doReset(object sender, EventArgs e)
-        {
-            frmView.DataBind();
-            fixDisplayDesc();
-        }
-
         /// <summary>
         /// Effettua divisione evitando zeri a den...
         /// </summary>
@@ -227,59 +246,34 @@ namespace NKC_WF.WebUserControls
 
         #endregion Protected Methods
 
-        #region Public Methods
+        #region Private Methods
 
-        /// <summary>
-        /// Converte il codice stato in effettivo campo
-        /// </summary>
-        /// <param name="_status"></param>
-        /// <returns></returns>
-        public string BStatus(object _status)
-        {
-            string answ = ComLib.BatchStatusDescr(_status);
-            return answ;
-        }
-
-        /// <summary>
-        /// Controlla se lo stato sia uguale a quello richiesto
-        /// </summary>
-        /// <param name="_status"></param>
-        /// <param name="statusReq"></param>
-        /// <returns></returns>
-        public bool checkStatus(object _status, BatchStatus statusReq)
-        {
-            bool answ = false;
-            int status = -1;
-            int.TryParse(_status.ToString(), out status);
-            answ = (status == (int)statusReq);
-            return answ;
-        }
-
-        /// <summary>
-        /// Controlla se il  type sia uguale a quello richiesto
-        /// </summary>
-        /// <param name="_bType"></param>
-        /// <param name="bTypeReq"></param>
-        /// <returns></returns>
-        public bool checkType(object _bType, BatchType bTypeReq)
-        {
-            bool answ = false;
-            int bType = -1;
-            int.TryParse(_bType.ToString(), out bType);
-            answ = (bType == (int)bTypeReq);
-            return answ;
-        }
-
-        public void doUpdate()
+        private void Cmp_batchDetailSplit_eh_doReset(object sender, EventArgs e)
         {
             frmView.DataBind();
             fixDisplayDesc();
-            if (divSplit.Visible)
+        }
+
+        private void fixDisplayDesc()
+        {
+            divSplit.Visible = BatchIsAncestor;
+            cmp_batchDetailMongo.Visible = !BatchIsAncestor;
+        }
+
+        private void resetChildBatch()
+        {
+            var tabDesc = ComLib.BatchDescendant(BatchId);
+            if (tabDesc != null && tabDesc.Count > 0)
             {
-                cmp_batchDetailSplit.doUpdate();
+                foreach (var item in tabDesc)
+                {
+                    DLMan.taBL.updateStatus(item.BatchID, (int)BatchStatus.Imported, "", -1);
+                    // elimino order tree eventuale...
+                    DLMan.taOLT.deleteByBatch(item.BatchID);
+                }
             }
         }
 
-        #endregion Public Methods
+        #endregion Private Methods
     }
 }
\ No newline at end of file
diff --git a/NKC_WF/WebUserControls/cmp_batchList.ascx b/NKC_WF/WebUserControls/cmp_batchList.ascx
index c9485b7..068b796 100644
--- a/NKC_WF/WebUserControls/cmp_batchList.ascx
+++ b/NKC_WF/WebUserControls/cmp_batchList.ascx
@@ -8,6 +8,7 @@
             <div class="col-12 border border-info table-info rounded py-2 mb-1" runat="server" id="divDetail">
                 <uc1:cmp_batchDetail runat="server" ID="cmp_batchDetail" />
                 <asp:HiddenField runat="server" ID="hfLastSelRow" />
+                <asp:HiddenField runat="server" ID="hfCreatePng" />
             </div>
             <div class="col-12 px-0">
                 <div class="row">
diff --git a/NKC_WF/WebUserControls/cmp_batchList.ascx.cs b/NKC_WF/WebUserControls/cmp_batchList.ascx.cs
index eea03f9..f73cfc3 100644
--- a/NKC_WF/WebUserControls/cmp_batchList.ascx.cs
+++ b/NKC_WF/WebUserControls/cmp_batchList.ascx.cs
@@ -100,6 +100,25 @@ namespace NKC_WF.WebUserControls
                 chkShowSplit.Checked = value;
             }
         }
+        /// <summary>
+        /// Indica se abilitare creazioen automatica dei PNG x le parts nel batch
+        /// </summary>
+        public bool forceCreatePng
+        {
+            get
+            {
+                bool answ = false;
+                if (!string.IsNullOrEmpty(hfCreatePng.Value))
+                {
+                    bool.TryParse(hfCreatePng.Value, out answ);
+                }
+                return answ;
+            }
+            set
+            {
+                hfCreatePng.Value = $"{value}";
+            }
+        }
 
         #endregion Public Properties
 
@@ -245,7 +264,7 @@ namespace NKC_WF.WebUserControls
                 // eseguo richiesta reset
                 DLMan.taBL.redoPartValid(lbt.CommandArgument);
                 // eventualmente mando primo batch da validare...
-                bool newValidSent = ComLib.sendFirstValidationBatch();
+                bool newValidSent = ComLib.sendFirstValidationBatch(forceCreatePng);
                 // refresh!
                 resetSelezione();
             }
diff --git a/NKC_WF/WebUserControls/cmp_batchList.ascx.designer.cs b/NKC_WF/WebUserControls/cmp_batchList.ascx.designer.cs
index 388a212..2f5d407 100644
--- a/NKC_WF/WebUserControls/cmp_batchList.ascx.designer.cs
+++ b/NKC_WF/WebUserControls/cmp_batchList.ascx.designer.cs
@@ -50,6 +50,15 @@ namespace NKC_WF.WebUserControls
         /// </remarks>
         protected global::System.Web.UI.WebControls.HiddenField hfLastSelRow;
 
+        /// <summary>
+        /// hfCreatePng 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 hfCreatePng;
+
         /// <summary>
         /// chkShowSplit control.
         /// </summary>
diff --git a/NKC_WF/WebUserControls/cmp_validationSummary.ascx b/NKC_WF/WebUserControls/cmp_validationSummary.ascx
index d73ca4b..fc62a34 100644
--- a/NKC_WF/WebUserControls/cmp_validationSummary.ascx
+++ b/NKC_WF/WebUserControls/cmp_validationSummary.ascx
@@ -1,6 +1,7 @@
 <%@ Control Language="C#" AutoEventWireup="true" CodeBehind="cmp_validationSummary.ascx.cs" Inherits="NKC_WF.WebUserControls.cmp_validationSummary" %>
 
 
+<asp:HiddenField runat="server" ID="hfCreatePng" />
 <asp:UpdatePanel ID="updPanelDetail" runat="server" UpdateMode="Conditional">
     <ContentTemplate>
         <div class="row">
@@ -64,6 +65,6 @@
             </ItemTemplate>
         </asp:FormView>
         <asp:ObjectDataSource ID="ods" runat="server" OldValuesParameterFormatString="original_{0}" SelectMethod="GetData" TypeName="AppData.DS_AppTableAdapters.PartValidParetoTableAdapter"></asp:ObjectDataSource>
-            <asp:Timer ID="Timer1" runat="server" Interval="3000" OnTick="Timer1_Tick"></asp:Timer>
+        <asp:Timer ID="Timer1" runat="server" Interval="3000" OnTick="Timer1_Tick"></asp:Timer>
     </ContentTemplate>
 </asp:UpdatePanel>
diff --git a/NKC_WF/WebUserControls/cmp_validationSummary.ascx.cs b/NKC_WF/WebUserControls/cmp_validationSummary.ascx.cs
index e3f9ba9..62ee924 100644
--- a/NKC_WF/WebUserControls/cmp_validationSummary.ascx.cs
+++ b/NKC_WF/WebUserControls/cmp_validationSummary.ascx.cs
@@ -7,23 +7,46 @@ namespace NKC_WF.WebUserControls
 {
     public partial class cmp_validationSummary : BaseUserControl
     {
-        #region Private Methods
+        #region Public Properties
 
         /// <summary>
-        /// fix visibilità buttons
+        /// Indica se abilitare creazioen automatica dei PNG x le parts nel batch
         /// </summary>
-        private void fixVisibility()
+        public bool forceCreatePng
         {
-            // controllo SE HO nuove PARTS da validare...
-            var tabItems2Valid = DLMan.taIL.getNeedValid();
-            var tabItemsUnValid = DLMan.taIL.getUnValid();
-            var tabItems2ReValid = DLMan.taIL.getNeedRevalid();
-            lbtValidateMissing.Visible = tabItems2Valid.Count > 0;
-            lbtRevalidate.Visible = tabItemsUnValid.Count > 0;
-            lbtReValidAll.Visible = tabItems2ReValid.Count > 0;
+            get
+            {
+                bool answ = false;
+                if (!string.IsNullOrEmpty(hfCreatePng.Value))
+                {
+                    bool.TryParse(hfCreatePng.Value, out answ);
+                }
+                return answ;
+            }
+            set
+            {
+                hfCreatePng.Value = $"{value}";
+            }
         }
 
-        #endregion Private Methods
+        #endregion Public Properties
+
+        #region Public Methods
+
+        /// <summary>
+        /// Update forzato
+        /// </summary>
+        public void doUpdate(bool reportEvent = true)
+        {
+            fixVisibility();
+            frmView.DataBind();
+            if (reportEvent)
+            {
+                raiseEvent();
+            }
+        }
+
+        #endregion Public Methods
 
         #region Protected Methods
 
@@ -34,7 +57,7 @@ namespace NKC_WF.WebUserControls
             {
                 DLMan.taBL.redoPartValid("*");
                 // eventualmente mando primo batch da validare...
-                bool newValidSent = ComLib.sendFirstValidationBatch();
+                bool newValidSent = ComLib.sendFirstValidationBatch(forceCreatePng);
             }
             catch
             { }
@@ -48,7 +71,7 @@ namespace NKC_WF.WebUserControls
             try
             {
                 // eventualmente mando primo batch da validare...
-                bool newValidSent = ComLib.sendFirstValidationBatch();
+                bool newValidSent = ComLib.sendFirstValidationBatch(forceCreatePng);
             }
             catch
             { }
@@ -63,7 +86,7 @@ namespace NKC_WF.WebUserControls
             {
                 DLMan.taBL.resetPartUnValid();
                 // eventualmente mando primo batch da validare...
-                bool newValidSent = ComLib.sendFirstValidationBatch();
+                bool newValidSent = ComLib.sendFirstValidationBatch(forceCreatePng);
             }
             catch
             { }
@@ -79,7 +102,7 @@ namespace NKC_WF.WebUserControls
                 string cadBasePath = $"{memLayer.ML.CRS("nestBasePath")}{memLayer.ML.CRS("drawingFolder")}/";
                 DLMan.taBL.createPartValBatch(cadBasePath);
                 // eventualmente mando primo batch da validare...
-                bool newValidSent = ComLib.sendFirstValidationBatch();
+                bool newValidSent = ComLib.sendFirstValidationBatch(forceCreatePng);
             }
             catch
             { }
@@ -102,21 +125,22 @@ namespace NKC_WF.WebUserControls
 
         #endregion Protected Methods
 
-        #region Public Methods
+        #region Private Methods
 
         /// <summary>
-        /// Update forzato
+        /// fix visibilità buttons
         /// </summary>
-        public void doUpdate(bool reportEvent = true)
+        private void fixVisibility()
         {
-            fixVisibility();
-            frmView.DataBind();
-            if (reportEvent)
-            {
-                raiseEvent();
-            }
+            // controllo SE HO nuove PARTS da validare...
+            var tabItems2Valid = DLMan.taIL.getNeedValid();
+            var tabItemsUnValid = DLMan.taIL.getUnValid();
+            var tabItems2ReValid = DLMan.taIL.getNeedRevalid();
+            lbtValidateMissing.Visible = tabItems2Valid.Count > 0;
+            lbtRevalidate.Visible = tabItemsUnValid.Count > 0;
+            lbtReValidAll.Visible = tabItems2ReValid.Count > 0;
         }
 
-        #endregion Public Methods
+        #endregion Private Methods
     }
 }
\ No newline at end of file
diff --git a/NKC_WF/WebUserControls/cmp_validationSummary.ascx.designer.cs b/NKC_WF/WebUserControls/cmp_validationSummary.ascx.designer.cs
index bc89dbb..7f92f74 100644
--- a/NKC_WF/WebUserControls/cmp_validationSummary.ascx.designer.cs
+++ b/NKC_WF/WebUserControls/cmp_validationSummary.ascx.designer.cs
@@ -1,10 +1,10 @@
 //------------------------------------------------------------------------------
-// <generato automaticamente>
-//     Codice generato da uno strumento.
+// <auto-generated>
+//     This code was generated by a tool.
 //
-//     Le modifiche a questo file possono causare un comportamento non corretto e verranno perse se
-//     il codice viene rigenerato. 
-// </generato automaticamente>
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated. 
+// </auto-generated>
 //------------------------------------------------------------------------------
 
 namespace NKC_WF.WebUserControls
@@ -15,74 +15,83 @@ namespace NKC_WF.WebUserControls
     {
 
         /// <summary>
-        /// Controllo updPanelDetail.
+        /// hfCreatePng control.
         /// </summary>
         /// <remarks>
-        /// Campo generato automaticamente.
-        /// Per la modifica, spostare la dichiarazione di campo dal file di progettazione al file code-behind.
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
+        /// </remarks>
+        protected global::System.Web.UI.WebControls.HiddenField hfCreatePng;
+
+        /// <summary>
+        /// updPanelDetail control.
+        /// </summary>
+        /// <remarks>
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.UpdatePanel updPanelDetail;
 
         /// <summary>
-        /// Controllo lbtForceRevali.
+        /// lbtForceRevali control.
         /// </summary>
         /// <remarks>
-        /// Campo generato automaticamente.
-        /// Per la modifica, spostare la dichiarazione di campo dal file di progettazione al file code-behind.
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.LinkButton lbtForceRevali;
 
         /// <summary>
-        /// Controllo lbtRevalidate.
+        /// lbtRevalidate control.
         /// </summary>
         /// <remarks>
-        /// Campo generato automaticamente.
-        /// Per la modifica, spostare la dichiarazione di campo dal file di progettazione al file code-behind.
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.LinkButton lbtRevalidate;
 
         /// <summary>
-        /// Controllo lbtReValidAll.
+        /// lbtReValidAll control.
         /// </summary>
         /// <remarks>
-        /// Campo generato automaticamente.
-        /// Per la modifica, spostare la dichiarazione di campo dal file di progettazione al file code-behind.
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.LinkButton lbtReValidAll;
 
         /// <summary>
-        /// Controllo lbtValidateMissing.
+        /// lbtValidateMissing control.
         /// </summary>
         /// <remarks>
-        /// Campo generato automaticamente.
-        /// Per la modifica, spostare la dichiarazione di campo dal file di progettazione al file code-behind.
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.LinkButton lbtValidateMissing;
 
         /// <summary>
-        /// Controllo frmView.
+        /// frmView control.
         /// </summary>
         /// <remarks>
-        /// Campo generato automaticamente.
-        /// Per la modifica, spostare la dichiarazione di campo dal file di progettazione al file code-behind.
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.FormView frmView;
 
         /// <summary>
-        /// Controllo ods.
+        /// ods control.
         /// </summary>
         /// <remarks>
-        /// Campo generato automaticamente.
-        /// Per la modifica, spostare la dichiarazione di campo dal file di progettazione al file code-behind.
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.WebControls.ObjectDataSource ods;
 
         /// <summary>
-        /// Controllo Timer1.
+        /// Timer1 control.
         /// </summary>
         /// <remarks>
-        /// Campo generato automaticamente.
-        /// Per la modifica, spostare la dichiarazione di campo dal file di progettazione al file code-behind.
+        /// Auto-generated field.
+        /// To modify move field declaration from designer file to code-behind file.
         /// </remarks>
         protected global::System.Web.UI.Timer Timer1;
     }