I have the same issue, by any chance are you on Rebug?
Originally posted by urielochoa56
My ps3 has 75 gb and all i have is gta and like 4 pkg files which are multiman, psn patch, ccapi, and psn ninja. And when i try to copy bo2 to hdd0 it says i dont have enough space even tho i have 19gb of free space. How does one game and 4 small pkg files take up about 50gb???
This is because something didn't delete properly I suggest you both try go into recovery and rebuild database. If that doesn't fix your matter then you can format your ps3. I've had the same exact issue in the past.