Exception error while updating Excel C#

Question

try  

            {     

                string connectionString = @"provider=Microsoft.Jet.OLEDB.4.0;data 
 source=C:\Documents and Settings\choogl\Desktop\workbooktest.xls;Extended 
Properties=""Excel 8.0;HDR=NO;IMEX=1;""";  

                OleDbConnection conn = new OleDbConnection(connectionString);  

                OleDbCommand cmdupdate = new OleDbCommand();  

                cmdupdate.Connection = conn;  

                cmdupdate.CommandText = "UPDATE [location$] SET name ='park'
 WHERE ID ='1'";  

                conn.Open();  

                cmdupdate.ExecuteNonQuery();  

                conn.Close();  

            }  

            catch (Exception e)  

            {  

                MessageBox.Show(e.ToString());  

            } 

 

Hi I'm trying to update a excel sheet but whenever I Debug the code this exception error pop's up:
"System.Data.OleDb.OleDbException: No value given for one or more required parameters."

Can anyone help?