diff --git a/App_Code/ClsPaginas.vb b/App_Code/ClsPaginas.vb
index a5cd1d6fb..72229e216 100644
--- a/App_Code/ClsPaginas.vb
+++ b/App_Code/ClsPaginas.vb
@@ -279,6 +279,12 @@ Public Class ClsPaginas
     End Property
     Property GlobalDTPSATPS() As DataTable
         Get
+            If Application("GlobalDTPSATPS") Is Nothing Then
+                Dim ObjGrales As New ClsGenerales
+                If ObjGrales.GetSATProductosServicios Then Application("GlobalDTPSATPS") = ObjGrales.DtResultados.AsEnumerable() Else Application("GlobalDTPSATPS") = Nothing
+                ObjGrales.Dispose()
+            End If
+
             GlobalDTPSATPS = DirectCast(Application("GlobalDTPSATPS"), EnumerableRowCollection(Of DataRow)).CopyToDataTable
         End Get
         Set(value As DataTable)
@@ -353,6 +359,12 @@ Public Class ClsPaginas
 
     Property GlobalDTEstado(ClaveSATPais As String) As DataTable
         Get
+            If Application("GlobalDTEstado") Is Nothing Then
+                Dim ObjGrales As New ClsGenerales
+                If ObjGrales.GetSATEstado("-1") Then Application("GlobalDTEstado") = ObjGrales.DtResultados Else Application("GlobalDTEstado") = Nothing
+                ObjGrales.Dispose()
+            End If
+
             If ClaveSATPais <> "-1" Then
                 Dim Dv As New DataView(DirectCast(Application("GlobalDTEstado"), DataTable), String.Format("ClaveSATPais = '{0}'", ClaveSATPais), "", DataViewRowState.CurrentRows)
                 GlobalDTEstado = Dv.ToTable
@@ -369,6 +381,12 @@ Public Class ClsPaginas
 
     Property GlobalDTMunicipio(ClaveSATEstado As String) As DataTable
         Get
+            If Application("GlobalDTMunicipio") Is Nothing Then
+                Dim ObjGrales As New ClsGenerales
+                If ObjGrales.GetSATMunicipio("-1") Then Application("GlobalDTMunicipio") = ObjGrales.DtResultados Else Application("GlobalDTMunicipio") = Nothing
+                ObjGrales.Dispose()
+            End If
+
             If ClaveSATEstado <> "-1" Then
                 Dim Dv As New DataView(DirectCast(Application("GlobalDTMunicipio"), DataTable), String.Format("ClaveSATEstado = '{0}'", ClaveSATEstado), "", DataViewRowState.CurrentRows)
                 GlobalDTMunicipio = Dv.ToTable
@@ -385,6 +403,12 @@ Public Class ClsPaginas
 
     Property GlobalDTColonia(ClaveSATMunicipio As String) As DataTable
         Get
+            If Application("GlobalDTColonia") Is Nothing Then
+                Dim ObjGrales As New ClsGenerales
+                If ObjGrales.GetSATColonia("-1") Then Application("GlobalDTColonia") = ObjGrales.DtResultados Else Application("GlobalDTColonia") = Nothing
+                ObjGrales.Dispose()
+            End If
+
             If ClaveSATMunicipio <> "-1" Then
                 Dim Dv As New DataView(DirectCast(Application("GlobalDTColonia"), DataTable), String.Format("ClaveSATMunicipio = '{0}'", ClaveSATMunicipio), "", DataViewRowState.CurrentRows)
                 GlobalDTColonia = Dv.ToTable
@@ -403,6 +427,11 @@ Public Class ClsPaginas
 
     Property GlobalDTPSATUM() As DataTable
         Get
+            If Application("GlobalDTPSATUM") Is Nothing Then
+                Dim ObjGrales As New ClsGenerales
+                If ObjGrales.GetSATUnidadMedida Then Application("GlobalDTPSATUM") = ObjGrales.DtResultados.AsEnumerable() Else Application("GlobalDTPSATUM") = Nothing
+                ObjGrales.Dispose()
+            End If
 
             'System.Data.EnumerableRowCollection
             If Not IsNothing(Application("GlobalDTPSATUM")) Then
@@ -8125,7 +8154,8 @@ Public Class ClsPaginas
         Dim dtsec As DataTable = GlobalDTInvPSSeccionesAlmacen(CveEmpresa, CveAlmacen, CvePS)
         DdlSeccionAlmacen.DataSource = dtsec
         DdlSeccionAlmacen.DataBind()
-        If dtsec.Rows.Count = 1 Then
+        If dtsec Is Nothing Then Exit Sub
+        If  dtsec.Rows.Count = 1 Then
             DdlSeccionAlmacen.SelectedIndex = 0
             DdlSeccionAlmacen.Enabled = False
         Else 'si es mayor a uno que por default seleccione el primero, que seria el predeterminado