How do I solve the sqlexception 'invalid object name' in visual studio

<pre>using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;
using System.Data.Sql;


namespace pharmacymanagement
{
    public partial class Employee : Form
    {
        SqlCommand cmd;
        SqlConnection con;
        SqlDataAdapter da;
    
            public Employee()
        {
            InitializeComponent();
        }
                private void Employee_Load(object sender, EventArgs e)
        {

        }

        private void insert_Click(object sender, EventArgs e)
             {
                 con = new SqlConnection(@"Data Source=(LocalDB)\v11.0;Integrated Security=True");
                con.Open();
                cmd = new SqlCommand("INSERT INTO employee(empName,age,telep,email,gender) VALUES (@empName,@age,@telep,@email,@gender)", con);
                cmd.Parameters.AddWithValue("@empName", eName.Text);
                cmd.Parameters.AddWithValue("@age", eage.Text);
                cmd.Parameters.AddWithValue("@telep", tp.Text);
                cmd.Parameters.AddWithValue("@email", eEmail.Text);
                cmd.Parameters.AddWithValue("@gender", eGender.SelectedItem.ToString());
                cmd.ExecuteNonQuery();
                
          

        }