Unable to read security descriptors data streams

[Steve]

When I run scandisk on startup i get the error
message "Unable to read security descriptors data
streams", and repair halts. What do i do to repair my HD?

 

[smoke]

dont know which windows version you have but see if this
article is your problem ->
http://support.microsoft.com/default.aspx?scid=kb;en-
us;814412

if not try searching yourself in the ms knowledge base
for "security descriptor" ->
http://support.microsoft.com/default.aspx?scid=fh;EN-
US;KBHOWTO