How to load data into text-box from sql database table

I have problem I can't able to load data into textboxes that the query fetch from database in windows form. The while loop cannot execute. how to solve this issue. or not have any error or exception. The inner commands cannot execute the debugger move to catch and finish.

private void btnCheck_Click(object sender, EventArgs e)
    {
        try
        {
             //  query = "SELECT Id, Emplname, CNIC, City, MobileNo, Address, Salary, DailyWage, CompanyId, Status FROM Employees where id = '" + labCompyId.Text + "'";
        query = "SELECT CNIC, City, MobileNo, Address, Salary, DailyWage, Status FROM  Employees WHERE (EmployId = '"+txtEmployId+"') AND (Emplname = '"+txtEmplyName+"')";
        SqlCommand  command1 = DBConnectivity.getCommandForQuery(query, connection);
        SqlDataReader reader1 = command1.ExecuteReader();


        while(reader1.Read())
       {
        this.txtCNIC.Text = (reader1["CNIC"].ToString());
        this.txtEmplyCity.Text = (reader1["City"].ToString());
        this.txtEmplyAddress.Text = (reader1["Address"].ToString());
        this.txtSalary.Text = (reader1["Salary"].ToString());
        this.txtDailyWage.Text = (reader1["DailyWage"].ToString());

            reader1.Close();
        }


        }
        catch (Exception ex)
        {

        }

    }