Operation must use an updateable query ?

hmmm jeg prøver at få, en .asp side til at gemme oplysninger i en access DB meeeeeen, jeg får den samme usle besked hver gang ØV!
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Error Type:
Microsoft OLE DB Provider for ODBC Drivers (0x80004005)
[Microsoft][ODBC Microsoft Access Driver] Operation must use an updateable query.
/gem_data.asp, line 14
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script:
<% response.buffer = true %>

<%
set conn = Server.CreateObject(\"ADODB.Connection\")
conn.Open \"Driver={Microsoft Access Driver (*.mdb)}; DBQ=\" & Server.MapPath(\"users.mdb\")

username = Session(\"username\")
password = Session(\"password\")
navn = Session(\"navn\")
adresse = Session(\"adresse\")
telefon = Session(\"telefon\")
email = Session(\"email\")

    conn.Execute(\"INSERT INTO users (username, password, navn, adresse, telefon, email) VALUES (\'\" & username & \"\', \'\" & password & \"\', \'\" & navn & \"\',\'\" & adresse & \"\', \'\" & telefon & \"\', \'\" & email & \"\')\")
    conn.Close
    set conn = nothing
    Response.Redirect(\"oprettet.asp\")
%>
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please help me !

hilsen

smirnoff