Nope this might still not work. I suggest you to Download Dconf. Its the newer version of Gconf. See I dont know much about these. But few days back when my login sound was not working I frist tried to reset a sound value using Gconf but after logout the value were lost. After that I tried Dconf and It worked !!!
I think Gconf is for old apps and Dconf is for newer One.
It's a little tricky setting negative values with gconftool, you need to prepend with
--
So for your example
Nope this might still not work. I suggest you to Download Dconf. Its the newer version of Gconf. See I dont know much about these. But few days back when my login sound was not working I frist tried to reset a sound value using Gconf but after logout the value were lost. After that I tried Dconf and It worked !!!
I think Gconf is for old apps and Dconf is for newer One.