i need help. i use to have no problem generation a Gerber file. now for some reason i cant.. how i always did it was  1. fabrication 2.PCB fabrication file (Gerber) 3. clicked no to the check of drc and click generate gerber . 4.in the next screen in the lower section of the pop up i click generate Gerber. i never had a problem it would always save it in the Gerber format. now the only format option i get is  to save in   as type all files(*.*) .. and this format is not a gerber so i cant order my pcbs if i cant save in gerber format.. did something change with the prograhm