problems from this part of code
isql="Insert Into students(id,first_name,last_name,major) values (@fname,@id,@lname,@major)"
idbcomm=new odbccommand(isql,dbconn)
idbcomm.Parameters.Add( "@fname",fname.text)
idbcomm.Parameters.Add( "@id",id.Text)
idbcomm.Parameters.Add( "@lname",lname.Text)
idbcomm.Parameters.Add( "@major",major.Text)
idbcomm.ExecuteNonQuery()
sanjeev