Screensaver not starting after set time

Archived from groups: microsoft.public.windowsxp.help_and_support (More info?)

http://support.microsoft.com/defau [...] -us;326719
Screen Saver May Not Start in Windows XP

http://www.kellys-korner-xp.com/xp_s.htm#ss
Troubleshooting Screen Saver Issues in XP

Michael Seidner wrote:
> Yesterday I noticed that my screensaver was not activiting after the
> set time limit (30 minutes in this case). I tried the Preview button
> in the screensaver settings window and it works fine. I set the time
> to one minute and it came on just fine so I set it back to 30 minutes
> and nothing happened after 30 minutes. I tried 5 minutes for the
> setting and that works fine. Any ideas as to why it won't respond
> when I use 30 minutes (or even 29 minutes)? I haven't installed any
> programs lately but I have Microsoft Antispyware that automatically
> installs updates periodically and I have McAfee Virus Scan Online,
> which I update twice a week.