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Mounted folders disappear in shared folders after navigating to them in Windows 7, Windows Vista, Windows Server 2008 or Windows Server 2008 R2

Volume mount points in shared folders may sometimes appear as 'Hidden' when you navigate through the content of the folders and click 'Back' in Windows Explorer.
Microsoft has confirmed this to be a problem in the products in the Applies To section of this article. The symptom occurs due to an issue with SMBv2.
Configure the following registry key on the client machine:


Create a DWORD value named DirectoryCacheLifetime and give it a binary or hexidecimal value of 0.
Note This is a "FAST PUBLISH" article created directly from within the Microsoft support organization. The information contained herein is provided as-is in response to emerging issues. As a result of the speed in making it available, the materials may include typographical errors and may be revised at any time without notice. See Terms of Use for other considerations.

Article ID: 2461645 - Last Review: 03/18/2011 20:16:00 - Revision: 1.1

  • Windows Server 2008 R2 Datacenter
  • Windows Server 2008 R2 Enterprise
  • Windows Server 2008 R2 Standard
  • Windows Server 2008 Datacenter
  • Windows Server 2008 Enterprise
  • Windows Server 2008 Standard
  • Windows Vista Business
  • Windows Vista Home Basic
  • Windows Vista Home Premium
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  • Windows Vista Enterprise
  • Windows Vista Ultimate
  • Windows 7 Enterprise
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  • Windows 7 Professional
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  • KB2461645