Why Chkdsk always runs during startup?

[Mike]

>-----Original Message-----
>Pls help! One of my programs crashed forcing me to
>reboot. Chkdsk then ran and found some errors on one
>drive which it automatically fixed (or so I seems).
>Thereafter, Chkdsk would keep running before every
>startup even when I had ran it manually with no errors
>found after login. This is what the Event Viewer shows
>after startup:
>
>Checking file system on D:
>The type of the file system is NTFS.
>Volume label is HardDisk_D.
>One of your disks needs to be checked for consistency.
You
>may cancel the disk check, but it is strongly recommended
>that you continue.
>Windows will now check the disk.
>Cleaning up 1 unused index entries from index $SII of
>file 0x9.
>Cleaning up 1 unused index entries from index $SDH of
>file 0x9.
>Cleaning up 1 unused security descriptors.
>
>
>.
>

Go to My Computer, right click on drive D go to the tools
tab, click check for errors. A message should appear
saying you have to restart your comp...ect. hit no do not
start on next startup then reboot.