- Joined
- Mar 9, 2011
- Messages
- 138
- Motherboard
- GA-H67A-UD3H-B3
- CPU
- I7-2600K
- Graphics
- Integrated HD 3000
- Mac
- Classic Mac
- Mobile Phone
After more reading, jmamac, That backup folder, IOAHCIFamily Backup, is a part of the Trim Enabler that was added to MB 4.2. Are you using a SSD that needs Trim Enabler? If not, I bet if you make sure that is not selected your update should work...