Subject: Service Pack 2 could not backup registry key (still an is

From: John (John_at_discussions.microsoft.com)
Date: 09/05/04


Date: Sun, 5 Sep 2004 05:45:04 -0700

I attempted to change the permissions through the registry using regedit and
it won't allow me due to insufficient permissions. I even tried via safe
mode. How do you change the permissions. Thanks!

"Torgeir Bakken (MVP)" wrote:

> John wrote:
>
> > I am trying to apply service pack 2 to an XP Home edition OS. I am getting
> > the following error for multiple registry keys so I have to abort the install.
> >
> > Service Pack 2 could not backup registry key Access denied.
> >
> > Any ideas?
> Hi
>
> You can trace which registry key is causing the trouble using the
> setupapi.log in the windows folder (this log file is updated during
> a service pack installation).
>
> Here is a previous post about this:
>
> From: <stephensrob1@hotmail.com>
> Subject: XP SP2 "Access Denied" & the Fix
> Date: Sat, 14 Aug 2004 08:22:57 -0700
> Newsgroups: microsoft.public.windowsxp.general
>
> <quote>
> As with SP2 RC2, I am having the same problem with the GA
> release of SP2. "Access Denied" during installation.
> This is error can be worked around by reading the
> setupapi.log under the windows directory. I am
> posting this to see if others are having the problem. For
> some reason several registry keys related to windows media
> player and a few others do not have any permissions set
> for admin and system.
>
> Specifically the following need to have permissions set to
> full control for admin & system:
>
> HKCR/vnd.ms.radio
> IP6FwAPI.NetFirewallV6Manager
> HKCR/WMPlater.OCX/EditFlags
> HKCR/Software/Classes/UICTL* may vary
> HKCR/Software/Classes/ADDC* may vary
>
> you may have others so check the log for "Unable to delete
> registry , Access Denied"
>
> You may need to go thru the install a few times, as you
> may fix one set, the next time you run it you may
> encounter a new set. The best thing to do is check the
> first 3 listed above and the set full control on
> permission to HKCR/Software/Classes and its child objects
> for Admin and System only.
> </quote>
>
>
> The above might be a very laborious if there are several registry
> keys that have a permission issue. In that case, it would be
> better to reset the security settings back to the defaults for
> all registry keys.
>
> More here on how to do that:
>
> How To Reset Security Settings Back to the Defaults
> http://support.microsoft.com/?kbid=313222
>
> If you only want to reset the registry permissions,
> add this to the secedit command line:
>
> /areas REGKEYS
>
>
> --
> torgeir, Microsoft MVP Scripting and WMI, Porsgrunn Norway
> Administration scripting examples and an ONLINE version of
> the 1328 page Scripting Guide:
> http://www.microsoft.com/technet/scriptcenter/default.mspx
>
 
 
 
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