diff --git a/App_Code/ClsPaginas.vb b/App_Code/ClsPaginas.vb
index 13a442376..510ec9aef 100644
--- a/App_Code/ClsPaginas.vb
+++ b/App_Code/ClsPaginas.vb
@@ -6410,7 +6410,8 @@ Public Class ClsPaginas
             Else
                 Response.ContentType = mimeType
             End If
-            Response.AddHeader("content-disposition", String.Format("{0}; filename={1}.{2}", Content_Disposition, NombreArchivo, If(Formato = "PDF", "pdf", "xls")))
+            Response.ClearHeaders()
+            Response.AddHeader("content-disposition", String.Format("{0}; filename=""{1}.{2}""", Content_Disposition, NombreArchivo, If(Formato = "PDF", "pdf", "xls")))
             Response.BinaryWrite(bytes) ' create the file
             Response.Flush() ' send it to the client to download
             bytes = Nothing
diff --git a/Compras/PopUpVerFactura.aspx.vb b/Compras/PopUpVerFactura.aspx.vb
index 16072afc4..86c157413 100644
--- a/Compras/PopUpVerFactura.aspx.vb
+++ b/Compras/PopUpVerFactura.aspx.vb
@@ -6571,7 +6571,7 @@ Partial Class PopUpVerFactura
         Dim PS As String = ""
         Dim All As Byte()
         Using ms As New MemoryStream
-            Using pdfdoc As New iText.Kernel.Pdf.PdfDocument(New iText.Kernel.Pdf.PdfReader(ms))
+            Using pdfdoc As New iText.Kernel.Pdf.PdfDocument(New iText.Kernel.Pdf.PdfWriter(ms))
                 pdfdoc.InitializeOutlines()
                 If ObjInventarios.GetMovimientosDetalle(CveMovimiento, UsuarioActual.CveEmpresa) Then
                     If ObjInventarios.DtResultados IsNot Nothing Then
@@ -6621,7 +6621,7 @@ Partial Class PopUpVerFactura
 
         Dim All As Byte()
         Using ms As New MemoryStream
-            Using pdfdoc As New iText.Kernel.Pdf.PdfDocument(New iText.Kernel.Pdf.PdfReader(ms))
+            Using pdfdoc As New iText.Kernel.Pdf.PdfDocument(New iText.Kernel.Pdf.PdfWriter(ms))
                 pdfdoc.InitializeOutlines()
                 If ObjInventarios.GetExistenciasCaducidad(CvePS, -1, UsuarioActual.CveUsuario, UsuarioActual.CveEmpresa, CveAlmacen.ToString) Then
                     If ObjInventarios.DtResultados IsNot Nothing Then