错误 '800a0bb9' 求大神帮忙看看

ADODB.Recordset 错误 '800a0bb9'
参数类型不正确，或不在可以接受的范围之内，或与其他参数冲突。
/index.asp，行 6
conn.asp代码如下：
<%
// FileName="Connection_ado_conn_string.htm"
// Type="ADO"
// DesigntimeType="ADO"
// HTTP="false"
// Catalog=""
// Schema=""
var MM_conn_STRING = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & Server.MapPath("\datebest\1306210217.mdb")
%>
index.asp代码：
<%@LANGUAGE="JAVASCRIPT" CODEPAGE="936"%>
<!--#include file="Connections/conn.asp" -->
<%
var Recordset1 = Server.CreateObject("ADODB.Recordset");
Recordset1.ActiveConnection = MM_conn_STRING;
Recordset1.Source = "SELECT * FROM users";
Recordset1.CursorType = 0;
Recordset1.CursorLocation = 2;
Recordset1.LockType = 1;
Recordset1.Open();
var Recordset1_numRows = 0;
%>
<%