Do you have write access to the file in the first place? Should you have
write access to the file? chmod 644 file? Use gvim or xemacs instead? Did
you check the bugs for GEdit on gnome.org?

--
Andy Zbikowski, Sys Admin   | (WEB) http://www.ltiflex.com
LTI Flexible Products, Inc. | (PH)  763-428-9119 (EX) 132
21801 Industrial Blvd       | (FX)  763-428-9126
Rogers, MN  55374           | (PCS) 612-306-6055