diff --git a/Compras/Compras.aspx b/Compras/Compras.aspx
index e28d950df..6de031337 100644
--- a/Compras/Compras.aspx
+++ b/Compras/Compras.aspx
@@ -1202,7 +1202,7 @@
 
                             <asp:UpdatePanel ID="UpInv" runat="server" UpdateMode="Conditional">
                                 <ContentTemplate>
-                                    <asp:GridView ID="GvInv" runat="server" DataKeyNames="Total,PU,Cantidad,CvePS,PUProntoPago,TotalProntoPago" AutoGenerateColumns="false" GridLines="None" EmptyDataText="Aun no hay registros." 
+                                    <asp:GridView ID="GvInv" runat="server" DataKeyNames="Total,PU,Cantidad,CvePS" AutoGenerateColumns="false" GridLines="None" EmptyDataText="Aun no hay registros." 
                                         ShowHeaderWhenEmpty="True" CssClass="table table-striped table-hover Widthall mysmallbtn" Visible="false">
                                         <Columns>
                                             <asp:TemplateField ItemStyle-Width="5%" ItemStyle-HorizontalAlign="Center">