c# - 命令执行期间遇到 fatal error 。在 C# 中，当我使用 Insert Into

Question

当我完成项目编辑并单击保存时，会导致错误。错误是:命令执行期间遇到 fatal error 详细信息会很棒。

  private void btnSave_Click(object sender, EventArgs e)
    {
        if (textBox1.Text == "")
        {
            MessageBox.Show("VIN is Empty!", "Don't leave it blank!", MessageBoxButtons.OK, MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button1);
            textBox1.Focus();
        }
        else if (MessageBox.Show("Do Want To Save it?", "Update", MessageBoxButtons.YesNo, MessageBoxIcon.Question, MessageBoxDefaultButton.Button2) == DialogResult.Yes)
        {
            Initialize();
            connection.Open();
            MySqlCommand cmd = new MySqlCommand();
            cmd.CommandText = "Insert Into registration_form (VIN, Lst_name, Frst_name, Mddle_name, Sx, Hght, Wght, Address, Occupation, Brthday, Plceof_Birth, Cvl_Status, Nmeof_Father, Nmeof_Mother, Citizenship)" +
                "Values (@VIN, @Lst_name, @Frst_name, @Mddle_name, @Sx, @Hght, @Wght, @Address, @Occupation, @Brthday, @Plceof_Birth, @Cvl_Status, @Nmeof_Father, @Nmeof_Mother, @Citizenship)";
            cmd.Connection = connection;


            cmd.Parameters.Add("@VIN",MySqlDbType.VarChar).Value=textBox1.Text.ToUpper();
            cmd.Parameters.Add("@Lst_name",MySqlDbType.VarChar).Value=textBox2.Text.ToUpper();
            cmd.Parameters.Add("@Frst_name",MySqlDbType.VarChar).Value=textBox4.Text.ToUpper();
            cmd.Parameters.Add("@Mddle_name",MySqlDbType.VarChar).Value=textBox3.Text.ToUpper();
            cmd.Parameters.Add("@Sx",MySqlDbType.VarChar).Value=comboBox1.Text.ToUpper();
            cmd.Parameters.Add("@Hght",MySqlDbType.VarChar).Value=textBox6.Text.ToUpper();
            cmd.Parameters.Add("@Wght",MySqlDbType.VarChar).Value=textBox7.Text.ToUpper();
            cmd.Parameters.Add("@Address",MySqlDbType.VarChar).Value=textBox8.Text.ToUpper();
            cmd.Parameters.Add("@Occupation",MySqlDbType.VarChar).Value=textBox9.Text.ToUpper();
            cmd.Parameters.Add("@Brthday",MySqlDbType.VarChar).Value=dateTimePicker1.Text.ToUpper();
            cmd.Parameters.Add("@Plceof_Birth",MySqlDbType.VarChar).Value=textBox11.Text.ToUpper();
            cmd.Parameters.Add("@Cvl_Status",MySqlDbType.VarChar).Value=textBox5.Text.ToUpper();
            cmd.Parameters.Add("@Nmeof_Father",MySqlDbType.VarChar).Value=textBox10.Text.ToUpper();
            cmd.Parameters.Add("@Nmeof_Mohter",MySqlDbType.VarChar).Value=textBox12.Text.ToUpper();
            cmd.Parameters.Add("@Citizenship", MySqlDbType.VarChar).Value = textBox13.Text.ToUpper();
            MessageBox.Show("Record has been successfully saved", "Saved");
            cmd.ExecuteNonQuery();
        }
        FillListView();
             }

}
}

Answer 1

设置这个来解决你的问题:

cmd.CommandTimeout = 5000000