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#41
This can be one of two problems.
1. Click Start. Search for run and press enter. In the field, type regedit and press OK.
2. In the registry, navigate to the following key.
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip6\Parameters]3. In the right pane, right-click on “DisabledComponents” and select modify. In the value data field, type “0″ (without quotations) and press OK. If the value was set to ``FF``, it was turned off.
HKEY_LOCAL_MACHINE
\SYSTEM
\CurrentControlSet
\Services
\Tcpip6
\Parameters
4. Reboot your computer and it should work. It did for me.
Or try this.... Go to C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\PeerNetworking and delete all of the files in this folder. Now restart the computer.
Other things to check...
Why can’t I access my HomeGroup?
There are several reasons why you can’t access your HomeGroup. Here are the most popular reasons for not being able to connect to your HomeGroup.
If none of these troubleshooting tips work, try restarting your computer, or leave and then re-join the HomeGroup.
- Your computer might not be connected to the network the HomeGroup is on. Make sure the computer has network/Internet access. Try having Windows 7 troubleshoot the Internet connection for you.
- Your network location might not be set to Home. Learn how to check and change your network location if needed.
- Network Discovery might be turned off. Learn how to turn Network Discovery back on.
- Other computers in the HomeGroup might be turned off.
- Other computer in the HomeGroup might not be sharing files. Learn how to share files using HomeGroup.
- Maybe someone changed the HomeGroup password. Try checking the HomeGroup password on other computers in the HomeGroup. If the HomeGroup password was changed, change the HomeGroup password on your computer.
- Your computer might not yet be joined to a HomeGroup. Learn how to join or create a HomeGroup.
- Turn off any third party firewalls (usually bundled with antivirus software) that are installed on your computer.
Check list for Homegroups, very good info here.
http://helpdeskgeek.com/windows-7/wi...-to-homegroup/