開機問題

checking file system on c
the type of the file system is NTFS

one of your disks needs to be checked for consisency.
you may cancel the desk Check, but it is strongly recommended that tou contimue.
Windows will now check the disk
Cannot open volume for direct access.
Autochk cannot run due to an error caused by a recently installed software package.
use the system restore feature from the control panel to restore the system to a point prior to the recent software package installation.
開機出現WINDOWS畫面後出現的白底黑字，開關機其他正常，但是磁碟重組C槽不見，也無法檢查C槽錯誤。
不知道是出了甚麼問題，如何解決。