home files on desktop

[Wybo Dekker]

I wrote:
 > One of my users managed to display all her $HOME files and dirs on her
 > desktop, although ~/Desktop is empty. How can this happen?

Ulf Rompe wrote:
> Look for the variable XDG_DESKTOP_DIR in ~/.config/user-dirs.dirs .

that was it - although I still don't understand how an unexperienced user, 
ignorant about the command line, can have changed this.
Anyway - thanks!
-- 
Wybo