That happened because you don't know what you are doing.
I would suggest you go back to Ubuntu, windows or whatever you used before.
Gnome is not supported in BT.
when i turn on my backtrack 4 I receive this msg and its Transform to ubuntu !!
what can i do ??
i tried this
but it didnt work !!sudo apt-get install gnome-applets
help me
That happened because you don't know what you are doing.
I would suggest you go back to Ubuntu, windows or whatever you used before.
Gnome is not supported in BT.