Not a bug in gnome-system-monitor.
Does this happen with the latest stable release (11.10)? Also, what is exact error message you get? It seems that you didn't specify a partition for root file system.
Not a bug in gnome-system- monitor.
Does this happen with the latest stable release (11.10)? Also, what is exact error message you get? It seems that you didn't specify a partition for root file system.