No overload for method 'TryParse' takes '1' arguments

Question

Actually im trying to insert as well as update data into datagridview at run time for that i have written one code but while executing it give me Data type No overload for method 'TryParse' takes '1' arguments

my accdb table structure is like below

 (guys need urgent help please)

Field Datatype

Account-- Memo

AccountNumber--Number

Date--Date/Time

Description--Memo

Post_Ref--Memo

Debit--Number

Credit--Number

Balance--Number

 code is :

private void dataGridView1_CellValueChanged(object sender, DataGridViewCellEventArgs e)

{

string connectionString = null;

connectionString = ConfigurationManager.ConnectionStrings["AccessConnectionString"].ConnectionString;

con.ConnectionString = connectionString;

string cmd1 = "insert into Ledger([Account],[AccountNumber],[Date],[Description],[Post_Ref],[Debit],[Credit],[Balance])values(?,?,?,?,?,?,?,?)";

OleDbCommand cmd = new OleDbCommand(cmd1, con);

con.Open();

cmd.CommandType = CommandType.Text;

cmd.Parameters.AddWithValue("@Account",dataGridView1.Rows[e.RowIndex].Cells["Account"].Value.ToString());

cmd.Parameters.AddWithValue("@AccountNumber",int.TryParse(dataGridView1.Rows[e.RowIndex].Cells["AccountNumber"].Value));

cmd.Parameters.AddWithValue("@Date", DateTime.TryParse(dataGridView1.Rows[e.RowIndex].Cells["Date"].Value));

cmd.Parameters.AddWithValue("@Description", dataGridView1.Rows[e.RowIndex].Cells["Description"].Value.ToString());

cmd.Parameters.AddWithValue("@Post_Ref", dataGridView1.Rows[e.RowIndex].Cells["Post_Ref"].Value.ToString());

cmd.Parameters.AddWithValue("@Debit", Int32.TryParse(dataGridView1.Rows[e.RowIndex].Cells["Debit"].Value));

cmd.Parameters.AddWithValue("@Credit", Int32.TryParse(dataGridView1.Rows[e.RowIndex].Cells["Credit"].Value));

cmd.Parameters.AddWithValue("@Balance", Int32.TryParse(dataGridView1.Rows[e.RowIndex].Cells["Balance"].Value));

int n = cmd.ExecuteNonQuery();

con.Close();

Load_data();

}