VAGSuite.ExcelInterface.getDataFromXLSSymbolHelper C# (CSharp) Method

        public System.Data.DataTable getDataFromXLSSymbolHelper(string strFilePath)
        {
            try
            {
                string strConnectionString = string.Empty;
                strConnectionString = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + strFilePath + @";Extended Properties=""Excel 8.0;HDR=Yes;IMEX=1""";
                OleDbConnection cnCSV = new OleDbConnection(strConnectionString);
                cnCSV.Open();
                OleDbCommand cmdSelect = new OleDbCommand(@"SELECT * FROM [Symbols$]", cnCSV);
                OleDbDataAdapter daCSV = new OleDbDataAdapter();
                daCSV.SelectCommand = cmdSelect;
                System.Data.DataTable dtCSV = new System.Data.DataTable();
                daCSV.Fill(dtCSV);
                cnCSV.Close();
                daCSV = null;
                return dtCSV;
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
                return null;
            }
            finally { }
        }