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		SELECT idExtranetFormularioContacto,IdDe,Mensaje,titulo,Fecha, '' as hora, leido FROM ExtranetFormularioContacto  WHERE 1=1  AND ((IdDe = 0 AND IdPara = ) OR (IdDe =  AND IdPara = 0))  ORDER BY Fecha DESC, idExtranetFormularioContacto ASC 
[Microsoft][ODBC Microsoft Access Driver] Extra ) in query expression '1=1  AND ((IdDe = 0 AND IdPara = ) OR (IdDe =  AND IdPara = 0))'.