- You have a Windows 7 or Windows Server 2008 R2 computer that supports the sleep and resume functionality and joined to a domain.
- You access a mapped network drive from Explorer on a Windows 7 or Windows Server 2008 R2 computer.
- You put the computer to sleep and wake the computer again after some time.
Can't Access x:\
The specified network name is no longer available.
The local device name is already in use.
This connection has not been restored.
Hotfix informationA supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.
If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.
Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.
PrerequisitesTo apply this hotfix, you must be running Windows 7 SP1 or Windows Server 2008 R2 SP1.
For more information about how to obtain a Windows 7 or Windows Server 2008 R2 service pack, click the following article number to view the article in the Microsoft Knowledge Base:
Registry informationThis hotfix introduces a new registry key.
Default value: 30 (seconds)
Max value: 30
In order to reduce the time of the unavailable network share or drive mapping, you can set a lower value, such as 10 seconds.
Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall the operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.