Methodd gedit wneud copi wrth gefn o'r ffeil cyn cadw'r un newydd. Gallwch chi anwybyddu'r rhybudd yma, a chadw'r ffeil beth bynnag, ond os fydd gwall wrth gadw, fe allech chi golli hen gopi'r ffeil. Cadw beth bynnag?
Could not back up the old copy of the file before saving the new one. You can ignore this warning and save the file anyway, but if an error occurs while saving, you could lose the old copy of the file. Save anyway?