There was a problem when install Mac OS X

Today I was get screw when installing Mountain Lion on my MacBook Pro, the USB Installer that contain Mountain Lion can't install correctly. The warning message appear look like this :

The simply way to solve this problem is easy, by reseting the PRAM. We can resetting PRAM using this step.

1. Shut down your Mac. 
2. Locate the following keys on the keyboard: Command (⌘), Option, P, and R. You will need to hold these keys down simultaneously in step 4. 
3. Turn on the computer. 
4. Press and hold the Command-Option-P-R keys before the gray screen appears. 
5. Hold the keys down until the computer restarts and you hear the startup sound for the second time. 
6. Release the keys.

OK, now you can continue to install your Mountain Lion