Same problem here, typing [Alt]+[Space] crashes gtk-window-decorator.
Using /usr/bin/compiz-decorator in the "command" field of the WIndows decorations plugin in compiz settings manager fixes the problem.
Same problem here, typing [Alt]+[Space] crashes gtk-window- decorator.
Using /usr/bin/ compiz- decorator in the "command" field of the WIndows decorations plugin in compiz settings manager fixes the problem.