[Solved] INSERT INTO syntax error in c#

This should work: OleDbCommand cmd = new OleDbCommand(@”INSERT INTO tbbill(invoice,[datetime],custm,total,tax,grand) VALUES(” + Convert.ToInt32(txtinvoice.Text) + “,\”” + dateTimePicker1.Value.ToString(“yyyy/MMM/dd”) + “\”,\”” + Convert.ToString(txtcn.Text) + “\”,\”” + txtttl.Text + “\”,\”” + Convert.ToInt32(cmtax.Text) + “\”,\”” + txtgrdttl.Text + “\”)”, con); cmd.CommandType = CommandType.Text; cmd.ExecuteNonQuery(); con.Close(); EDIT: As stated by others, your query is still open to SQL injection. Dmitry’s … Read more