SQL查询错误 - “列不能为空”

I have a SQL query:

我有一个SQL查询：

String S = Editor1.Content.ToString(); 
     Response.Write(S);    
    string sql = "insert into testcase.ishan(nmae,orders) VALUES ('9',@S)"; 
   OdbcCommand cmd = new OdbcCommand(sql, myConn); 
            cmd.Parameters.AddWithValue("@S", S);  
            cmd.ExecuteNonQuery(); 
String S = E