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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Windows Installer Service Could Not Be Accessed

Windows installer service could not be accessed   SYMPTOM   Some times when we try to install a program, we will get an error ”The Windows Installer Service could not be accessed. This can occur if the Windows Installer is not correctly installed. Contact your support personnel for assistance.”     CAUSE   The registry…


Error message “one of the USB device attached to this computer has malfunctioned, and Windows does not recognize it”

  SYMPTOM   When you plug a USB device to a Windows 7 computer, a pop-up indicating“One of the USB device attached to this computer has malfunctioned, and Windows does not recognize it” appears.   Meanwhile, in device manager, you will find an error code 43 “Windows has stopped this device because it has reported…


Network Adapters Icons Are Missing from Network and Sharing Center.

  SYMPTOM   The network adapter icons are missing from Network and Sharing Center. However, you can see the adapters in Device Manager and can access Internet without problems even though a Red X appears at the notification area. The issue persists after uninstalling and reinstalling the NIC drivers.   RESOLUTION   1.     Please ensure…

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Windows 7 Upgrade Advisor tool failed to run with the error message “Windows 7 Upgrade Advisor was unable to reach the Microsoft server for compatibility information. Check your Internet connection and try again later.”

  SYMPTOM   When you run the Windows 7 Upgrade Advisor tool on a system which use a proxy to access the Internet you receive the error:   “Windows 7 Upgrade Advisor was unable to reach the Microsoft server for compatibility information.  Check your internet connection and try again later.”   In the error log…