Erro '80004005', '800a03f2', '80004005'

Microsoft JET Database Engine error '80004005'

Operation must use an updateable query.

/adicionar_noticia.asp, line 9

<!--#include file ="conn.asp"-->
<%
manchete = Request.form("manchete")
fonte = Request.form("fonte")
imagem = Request.form("imagem")
noticia = Request.form("noticia")

sql = "INSERT into noticias (manchete, fonte, imagem, noticia) VALUES ('"& manchete &"','"& fonte &"', '"& imagem &"', '"& noticia &"')"
Conn.Execute (sql)

Response.Redirect("admin_noticias.asp")

rs.close
set rs = nothing
conn.close
set conn=nothing
%>

Microsoft VBScript compilation error '800a03f2'

Expected identifier

/editando_noticia.asp, line 4

<!--#include file ="conn.asp"-->
<%response.buffer=true%>
<%
conn.Execute("update Noticias set manchete='"&Request.Form("manchete")&"',fonte='"&Request.Form("fonte")&"',imagem='"&Request.Form("imagem")&"'noticia='"&Request.Form("noticia")&"' where id="&Request("id")&"")
Response.Redirect"admin_noticias.asp"
%>

Microsoft JET Database Engine error '80004005'

Could not delete from specified tables.

/apagar_noticia.asp, line 4

<!--#include file ="conn.asp"-->
<%response.buffer=true%>
<%
conn.Execute("delete*from Noticias where id="&Request.querystring("id")&"")
Response.Redirect"admin_noticias.asp"
%>