event handler behavioral inadequacy .net 1.1 vs 2.0 zero delegate

not certain accurately going here, nonetheless seems .net 1.1 an uninitialized eventuality nominee run but issues, nonetheless .net 2.0+ causes nullreferenceexception. any ideas why. formula next run glorious but issues 1.1, 2.0 gives nullreferenceexception. i'm extraordinary since does act differently? changed?

thanks

eg

class class1
    {
    open nominee vacant chartjoinedrowaddedhandler(object sender);



    open stationary eventuality chartjoinedrowaddedhandler chartjoinedrowadded;
    open stationary datatable dt;

    open stationary vacant main()
    {           
        dt = new datatable();
        dt.rowchanged += new datarowchangeeventhandler(tableeventhandler);

        vigilant [] obj = new object[]{1,2};
        dt.columns.add("name");
        dt.columns.add("last");
        dt.newrow();
        dt.rows.add(obj);
    }

    private stationary vacant tableeventhandler(object sender, datarowchangeeventargs e)
    {
        chartjoinedrowadded(new object());
    }
}