Solution for Kernel Panic-not syncing:VFS:unable to mount the root fs on (0,0)

The computer room power outage, our server's CentOS system on the power-on then reported this error.

LFS kernel Panic-not syncing:VFS:Unable to mount Root fs on unknown-block (0,0);

Tried several methods, or the first thought of the most effective, solve the problem.

The workaround is as follows:

Find the installation CentOS boot disk, u disk or CD-ROM can, boot into the boot disk.

Select "Install or upgrade an existing installation";

Select a language;

Select New Boot;

Select the location of the system, that is, the startup disk (there is a SDA and SDB, do not repeat is your startup disk, do not choose the wrong);

Select the boot drive, be sure to change to your hard drive, is not the boot disk that;

Re-guide your system;

Reboot;

OK, the problem is solved, it can be switched on.