The return value expected, when using GetFileAttributes, is FFFFFFFF for
failure, and for success the value of the files attributes. Sometimes, when
the API should have been returning failure, it was succeeding and returning
Some file information is cached locally when it is opened. So, when another
process needed some of that information and it was cached, it was obtained
without checking to see if it had the proper rights to obtain that
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or
the individual software update. For information on obtaining the
latest service pack, please go to:
how to obtain the latest windows nt 4.0 service pack
For information on obtaining the individual software update, contact Microsoft
Product Support Services. For a complete list of Microsoft Product Support
Services phone numbers and information on support costs, please go to the
following address on the World Wide Web:
Microsoft has confirmed this to be a problem in Windows NT version 4.0.
This problem was first corrected in Windows NT 4.0 Service Pack 5.