BF2Statistics.AccountEditForm.UpdateBtn_Click C# (CSharp) Method

        private void UpdateBtn_Click(object sender, EventArgs e)
        {
            int Pid = (int)PlayerID.Value;

            using (GamespyDatabase Database = new GamespyDatabase())
            {
                // Make sure there is no empty fields!
                if (AccountNick.Text.Trim().Length < 3)
                {
                    MessageBox.Show("Please enter a valid account name", "Error");
                    return;
                }
                else if (!Validator.IsValidEmail(AccountEmail.Text))
                {
                    MessageBox.Show("Please enter a valid account email", "Error");
                    return;
                }
                else if (Pid != AccountId)
                {
                    if (!Validator.IsValidPID(Pid.ToString()))
                    {
                        MessageBox.Show("Invalid PID Format. A PID must be 8 or 9 digits in length", "Error");
                        return;
                    }
                    // Make sure the PID doesnt exist!
                    else if (Database.UserExists(Pid))
                    {
                        MessageBox.Show("Battlefield 2 PID is already taken. Please try a different PID.", "Error");
                        return;
                    }
                }

                Database.UpdateUser(AccountId, Pid, AccountNick.Text, AccountPass.Text, AccountEmail.Text);
            }
            this.Close();
        }