Though this is an indication that your server harddisk are failing there are two simple step you can take to just keep it going for a while longer
Restart Server to rectify the file that contained the system's image of the Registry which could not read in, or write out, or flush
Restart Server with chkdsk /f and fix any errors on disk.
With the above steps carried out on our application server ( which then i bought a new IBM x3650 ) , the server held on for longer without giving these errors and making me worried sick that one of the disk would crash !
Well loving the new IBM x3650 and put my application and sql server on two seperate virtuals machines.