diff --git a/Source/Modulos/Contactos/Model/schContactosClient_Intf.pas b/Source/Modulos/Contactos/Model/schContactosClient_Intf.pas
index 18458e19..2d623a36 100644
--- a/Source/Modulos/Contactos/Model/schContactosClient_Intf.pas
+++ b/Source/Modulos/Contactos/Model/schContactosClient_Intf.pas
@@ -3,7 +3,7 @@ unit schContactosClient_Intf;
 interface
 
 uses
-  Classes, DB, SysUtils, uROClasses, uDADataTable, FmtBCD, uROXMLIntf;
+  Classes, DB, schBase_Intf, SysUtils, uROClasses, uDADataTable, FmtBCD, uROXMLIntf;
 
 const
   { Data table rules ids
@@ -602,7 +602,7 @@ type
   end;
 
   { TContactosDataTableRules }
-  TContactosDataTableRules = class(TDADataTableRules, IContactos)
+  TContactosDataTableRules = class(TIntfObjectDADataTableRules, IContactos)
   private
     f_NOTAS: IROStrings;
     procedure NOTAS_OnChange(Sender: TObject);
@@ -776,7 +776,7 @@ type
   end;
 
   { TGruposClienteDataTableRules }
-  TGruposClienteDataTableRules = class(TDADataTableRules, IGruposCliente)
+  TGruposClienteDataTableRules = class(TIntfObjectDADataTableRules, IGruposCliente)
   private
   protected
     { Property getters and setters }
@@ -865,7 +865,7 @@ type
   end;
 
   { TDatosBancariosDataTableRules }
-  TDatosBancariosDataTableRules = class(TDADataTableRules, IDatosBancarios)
+  TDatosBancariosDataTableRules = class(TIntfObjectDADataTableRules, IDatosBancarios)
   private
   protected
     { Property getters and setters }
@@ -1151,7 +1151,7 @@ type
   end;
 
   { TClientesDataTableRules }
-  TClientesDataTableRules = class(TDADataTableRules, IClientes)
+  TClientesDataTableRules = class(TIntfObjectDADataTableRules, IClientes)
   private
     f_NOTAS: IROStrings;
     procedure NOTAS_OnChange(Sender: TObject);
@@ -1582,7 +1582,7 @@ type
   end;
 
   { TProveedoresDataTableRules }
-  TProveedoresDataTableRules = class(TDADataTableRules, IProveedores)
+  TProveedoresDataTableRules = class(TIntfObjectDADataTableRules, IProveedores)
   private
     f_NOTAS: IROStrings;
     procedure NOTAS_OnChange(Sender: TObject);
@@ -1991,7 +1991,7 @@ type
   end;
 
   { TEmpleadosDataTableRules }
-  TEmpleadosDataTableRules = class(TDADataTableRules, IEmpleados)
+  TEmpleadosDataTableRules = class(TIntfObjectDADataTableRules, IEmpleados)
   private
     f_NOTAS: IROStrings;
     f_FORMACION_BASE: IROStrings;
@@ -2306,7 +2306,7 @@ type
   end;
 
   { TDireccionesContactoDataTableRules }
-  TDireccionesContactoDataTableRules = class(TDADataTableRules, IDireccionesContacto)
+  TDireccionesContactoDataTableRules = class(TIntfObjectDADataTableRules, IDireccionesContacto)
   private
     f_NOTAS: IROStrings;
     procedure NOTAS_OnChange(Sender: TObject);
@@ -2456,7 +2456,7 @@ type
   end;
 
   { TClientesDescuentosDataTableRules }
-  TClientesDescuentosDataTableRules = class(TDADataTableRules, IClientesDescuentos)
+  TClientesDescuentosDataTableRules = class(TIntfObjectDADataTableRules, IClientesDescuentos)
   private
   protected
     { Property getters and setters }
@@ -2521,7 +2521,7 @@ type
   end;
 
   { TGruposProveedorDataTableRules }
-  TGruposProveedorDataTableRules = class(TDADataTableRules, IGruposProveedor)
+  TGruposProveedorDataTableRules = class(TIntfObjectDADataTableRules, IGruposProveedor)
   private
   protected
     { Property getters and setters }
@@ -2568,7 +2568,7 @@ type
   end;
 
   { TGruposEmpleadoDataTableRules }
-  TGruposEmpleadoDataTableRules = class(TDADataTableRules, IGruposEmpleado)
+  TGruposEmpleadoDataTableRules = class(TIntfObjectDADataTableRules, IGruposEmpleado)
   private
   protected
     { Property getters and setters }
@@ -2728,7 +2728,7 @@ type
   end;
 
   { TContactos_RefreshDataTableRules }
-  TContactos_RefreshDataTableRules = class(TDADataTableRules, IContactos_Refresh)
+  TContactos_RefreshDataTableRules = class(TIntfObjectDADataTableRules, IContactos_Refresh)
   private
     f_NOTAS: IROStrings;
     procedure NOTAS_OnChange(Sender: TObject);
@@ -2884,7 +2884,7 @@ type
   end;
 
   { TContratosEmpleadosDataTableRules }
-  TContratosEmpleadosDataTableRules = class(TDADataTableRules, IContratosEmpleados)
+  TContratosEmpleadosDataTableRules = class(TIntfObjectDADataTableRules, IContratosEmpleados)
   private
   protected
     { Property getters and setters }
@@ -2919,7 +2919,7 @@ type
   end;
 
   { TDescripcionesProveedoresDataTableRules }
-  TDescripcionesProveedoresDataTableRules = class(TDADataTableRules, IDescripcionesProveedores)
+  TDescripcionesProveedoresDataTableRules = class(TIntfObjectDADataTableRules, IDescripcionesProveedores)
   private
   protected
     { Property getters and setters }