Restore Points Lost After System Rebooting

SYMPTOMS   System Restore points are missing after system reboots. When the issue happens, one or more of the following events could be logged:   Event ID 22: Volume Shadow Copy Service error: A critical component required by the Volume Shadow Copy service is not registered. This might happened if an error occurred during Windows…

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"Peer Name Resolution Protocol" Service Could not be Started and HomeGroup Is not Working

  SYMPTOM   You cannot join a HomeGroup with an error message “Windows cannot set up a HomeGroup on this computer. Error code: 0x80630801”.   In addition, you may observe the issue that “Peer Networking Grouping” service cannot be started on this computer.   CAUSE   The error code 0x80630801 means PEER_E_CERT_STORE_CORRUPTED. The Identity Store…

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The Value of OEMBackground Registry Key Resets Back to 0 after Theme Gets Changed

  SYMPTOMS   You are setting this registry value so that you can see a custom welcome screen background:   [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Authentication\LogonUI\Background] “OEMBackground”=dword:00000001   However, this registry key resets back to zero after you click, select or create a different theme in the “Personalization” control panel, hence the custom background no longer shows.   CAUSE  …


Red X in System Tray – Caused By Incoming Connections

  SYMPTOM On Windows 7 32bit or b4bit clients, after creating an incoming connection, the system tray icon always displays a red x when no incoming connections are active. However, you can still access internet without problem.   See the following snapshot, ROOT CAUSE   This issue happens since no incoming connections are active.  …

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