diff --git a/NKC_WF/WebUserControls/cmp_kittingSmartAdvInvalid.ascx b/NKC_WF/WebUserControls/cmp_kittingSmartAdvInvalid.ascx
index d093f5a..157bd93 100644
--- a/NKC_WF/WebUserControls/cmp_kittingSmartAdvInvalid.ascx
+++ b/NKC_WF/WebUserControls/cmp_kittingSmartAdvInvalid.ascx
@@ -12,7 +12,7 @@
         <asp:Label runat="server" ID="lblCart" CssClass="bg-secondary text-light form-control"><%: traduci("ModeCart") %></asp:Label>
     </div>
     <div class="col-12 mb-2">
-        <asp:LinkButton runat="server" ID="lbtInvalidatePartCart" CssClass="btn btn-block btn-warning" OnClick="lbtInvalidatePartCart_Click" OnClientClick='<%#  SteamWare.jsUtils.getCBE("CofirmInvalidatePart") %>'>
+        <asp:LinkButton runat="server" ID="lbtInvalidatePartCart" CssClass="btn btn-lg btn-block btn-danger" OnClick="lbtInvalidatePartCart_Click" OnClientClick='<%#  SteamWare.jsUtils.getCBE("CofirmInvalidatePart") %>'>
             <div class="row">
                 <div class="col-2 text-left">
                     <i class="fa fa-trash" aria-hidden="true"></i>
@@ -25,7 +25,7 @@
                 </div>
             </div>
         </asp:LinkButton>
-        <asp:LinkButton runat="server" ID="lbtInvalidateCart" CssClass="btn btn-block btn-danger" OnClick="lbtInvalidateCart_Click" OnClientClick='<%#  SteamWare.jsUtils.getCBE("CofirmInvalidateFullCart") %>'>
+        <asp:LinkButton runat="server" ID="lbtInvalidateCart" CssClass="btn btn-lg btn-block btn-danger" OnClick="lbtInvalidateCart_Click" OnClientClick='<%#  SteamWare.jsUtils.getCBE("CofirmInvalidateFullCart") %>'>
             <div class="row">
                 <div class="col-2 text-left">
                     <i class="fa fa-trash" aria-hidden="true"></i>
diff --git a/NKC_WF/WebUserControls/cmp_kittingSmartAdvInvalid.ascx.cs b/NKC_WF/WebUserControls/cmp_kittingSmartAdvInvalid.ascx.cs
index 373220e..8fca2d9 100644
--- a/NKC_WF/WebUserControls/cmp_kittingSmartAdvInvalid.ascx.cs
+++ b/NKC_WF/WebUserControls/cmp_kittingSmartAdvInvalid.ascx.cs
@@ -72,8 +72,6 @@ namespace NKC_WF.WebUserControls
         {
             if (!Page.IsPostBack)
             {
-                lastObject = "";
-                ItemExtCode = "";
                 resetShowData();
             }
             cmp_barcode.eh_doRefresh += cmp_barcode_eh_doRefresh;
@@ -82,7 +80,9 @@ namespace NKC_WF.WebUserControls
         public void resetShowData()
         {
             cmp_KS_Cart.CartID = 0;
+            cmp_ItemDet.ItemId = 0;
             lastObject = "";
+            ItemExtCode = "";
             cmp_barcode.resetMessage();
             cmp_barcode.resetInput();
             divError.Visible = false;
@@ -279,6 +279,7 @@ namespace NKC_WF.WebUserControls
                 if (cmp_ItemDet.ItemId > 0 && cmp_KS_Cart.CartID > 0)
                 {
                     lbtInvalidatePartCart.Visible = true;
+                    lbtInvalidatePartCart.DataBind();
                 }
                 else
                 {