Erro "ADODB.Recordset error '800a0bb9' "

ADODB.Recordset error '800a0bb9'

Arguments are of the wrong type, are out of acceptable range, or are in conflict with one another.

/noticia.asp, line 12

Esse é o erro que está me tirando o sono se algum puder me ajudar!!

11 var RsExibirNot = Server.CreateObject("ADODB.Recordset");
12 RsExibirNot.ActiveConnection = MM_cadastro_STRING;
13 RsExibirNot.Source = "SELECT * FROM noticia WHERE cod = '"+ RsExibirNot__MMColParam.replace(/'/g, "''") + "' ORDER BY cod DESC";
14 RsExibirNot.CursorType = 0;
15 RsExibirNot.CursorLocation = 2;
16 RsExibirNot.LockType = 1;
17 RsExibirNot.Open();