The date and time the server is correct I have also done the following: Step 1 Verify and adjust the date and time settings ================================ 1. Click the Start, type timedate.cpl in the Start Search box, and then click Timedate.cpl on the programs list. 2. On the Date and Time tab, make sure that the computer's date and time are correct. If the settings are incorrect, click Change date and time. If you are prompted for an administrator password or confirmation, type the password, or provide confirmation. 3. In the Date and Time dialog box, use the following procedures: To change the date: Under Date, click the left or right arrows to find the current month in the calendar, and then click the current date. To change the time: Under Time, double-click the hour, minutes, or seconds that you want to change, and then click the arrows to increase or decrease the value. 4. When you finish changing the date and time settings, click OK. 5. Try to install updates again. Step 2 Register Windows .dll files that may be causing the issue ======================================== 1. Click Start, type regsvr32 Softpub.dll /s in the Start Search box, and then click OK. If you are prompted for an administrator password or for a confirmation, type the password, or click Continue. 2. Repeat step 1 for the following file names: regsvr32 Wintrust.dll /s regsvr32 Mssip32.dll /s Step 3 Rename "SoftwareDistribution\DateStore" and "Catroot2" folders ============================================= 1. Click Start, in Start Search item, type: "notepad" (without quotes) and press Enter. 2. Copy the following commands and then paste them into the opened Notepad window: net stop wuauserv net stop Cryptsvc cd /d %windir%\SoftwareDistribution rd /s /q DataStore ren %windir%\system32\catroot2 catroot2.old net start wuauserv net start Cryptsvc 3. After pasting the above commands, please close the Notepad window. Choose Save when you are prompted to save the file. Type "register.bat" as the file name and choose Desktop from the left panel as the location 4. Refer to the Desktop and right click the register.bat file, then choose Run as administrator. 5. You will see a DOS-like window processing. Hope it helps. Tim Quan - MSFT

Please have a look to this Microsoft article named "Fix broken desktop shortcuts and common system maintenance tasks": http://support.microsoft.com/gp/system_maintenance_for_windows/en-nz Use Microsoft Automatic Troubleshooting Services and check if this solve your problem or not. This posting is provided "AS IS" with no warranties or guarantees , and confers no rights.

Hi luca83, Thanks for posting here. Where was this issue occurred ? A server which deployed WSUS or a normal client which windows update form WSUS server or windows update website? Could you please collect the latest information in file “ %SystemRoot%/WINDOWSUPDATE.LOG ” on problematic computer and post here for further investigation? Meanwhile, here is an article might helpful for you to resolve this issue: WSUS client updates fail with error 80072F8F after configuring a self-signed certificate in IIS http://blogs.technet.com/b/sus/archive/2008/12/03/wsus-client-updates-fail-with-error-80072f8f-after-configuring-a-self-signed-certificate-in-iis.aspx Thanks. Tiger LiPlease remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.