Syntax Error Ocurring on the Data Adapter : [![Link-1 shows the Error][1]][1]
[![Link-2 shows the Code][2]][2]




  [1]: https://i.stack.imgur.com/97gd6.png
  [2]: https://i.stack.imgur.com/csOXg.png
`try
            {

                int i = 0;
                using (SqlConnection sqlCon = new SqlConnection(Form1.connectionString))
                {

                    string commandString = "INSERT INTO Logindetail (Account,ID,Logint,Logoutt) values ('" + acc + "'," + textbxID.Text + "," + null + ", SYSDATETIME()" + ");";
                        // MessageBox.Show(commandString);
                        SqlCommand sqlCmd = new SqlCommand(commandString, sqlCon);
                        sqlCon.Open();
                        SqlDataReader dr = sqlCmd.ExecuteReader();
                        i = 1;
                        if (i == 0)
                        {
                            MessageBox.Show("Error in Logging In!", "Error");
                        }
                        MessageBox.Show("Successfully Logged In");
                    
                }

            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.ToString());
            }`
I'm making a LoginForm for a Project.I have created a table which shows the LoginDetails(Account,ID,LoginTime,LogoutTime).But when I run the Program,it doesn't runs successfully.I face an error which is in Pic-2.When I remove sql 'data adapter',the program runs without displaying the error.