This is taken directly from Roxio's support pages.
Roxio Knowledge Base Article EEZ000061
Can't shut down Windows XP after installing Creator 5.0x
The information in this article applies to:
Easy CD Creator 5.0x Suite
Applicable Operating Systems:
Windows XP
Issue:
I have installed Easy CD Creator 5.0x in Windows XP and
now my computer won't
shut down or it just reboots.
Cause:
Resolution:
Easy CD Creator 5.0 and 5.02b are not compatible with
Windows XP, and are not
supported. To resolve this issue you should update Easy
CD Creator. An update is
available to make the software compatible. (It has also
been suggested that
uninstalling Direct CD will resolve the boot problem.)
Upgrades and upgrade information can be found at:
http://www.roxio.com/en/support/ecdc/software_updatesv5.jh
tml
Status:
More Information:
Last Reviewed: 5/1/2003
Keyword: shutdown shut down xp
EEZ000061