[Solved] Parallel For loop error : The connection was not closed. The connections current state

Insert using parallel for loop error : The connection was not closed. The connections current state

Please check code revert ASAP.

protected void Insert(object sender, EventArgs e)
{

    string constr = "Data Source=;Initial Catalog=Test;User ID=uid;Password=psw;";
    SqlConnection con = new SqlConnection(constr);
    SqlCommand cmd = null;
    try
    {

        Parallel.For(0, 100, j =>
        {
            cmd = new SqlCommand("INSERT INTO tbl_CustomerData VALUES(@Name,@Country)", con);

            cmd.Parameters.AddWithValue("@Name", "Ajeet");
            cmd.Parameters.AddWithValue("@Country", "India");
            if (cmd.Connection.State != ConnectionState.Open)
            {
                cmd.Connection.Close();
                cmd.Connection.Open();
            }
            cmd.ExecuteNonQuery();
        });
    }
    catch (SqlException exce)
    {

        throw;
    }
    finally
    {

        con.Close();
    }
}