Solution
Please Install the Updated Packages.
Insight
Gnome-settings-daemon was not respecting correctly user settings when disabling the background completely. This bug has been sfixed, improvement have been made in the time needed to display background when nautilus is used by the system, additional bugfixes and translations have been integrated in this updated package.
Affected
gnome-settings-daemon on Mandriva Linux 2008.1,
Mandriva Linux 2008.1/X86_64