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

Applies to: Windows Server 2008 R2 DatacenterWindows Server 2008 R2 EnterpriseWindows Server 2008 R2 Standard More

Symptoms


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.

Cause


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.

Resolution


Configure the following registry key on the client machine:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanWorkstation\Parameters

Create a DWORD value named DirectoryCacheLifetime and give it a binary or hexidecimal value of 0.

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