Solution: Your boot partition is on a disk using the GPT partitioning schem
The solution or fix for error
"Your boot partition is on a disk using the GPT partitioning scheme but this machine cannot boot using GPT"
while trying to install cent os 5.6 on Hard Disk with 2TB or larger space.
Try installing Cent OS 6 and then try to reinstall Cent OS 5.6
- Go to rescue mode
- Change the GPT to MBR using parted command