I am having issue in installing the patches manually Getting the 8000fff error Tried all the forum solutions Not working The error I got in the file : c:\windows\softwaredistrubutioncenter\ {E1ABC33F-E430-4FF5-8154-0C1A53E5BFE1} 2011-05-02 14:25:33:288-0700 1 182 101 {12C53DA3-35EF-4C01-8CDA-8F14041C64CB} 501 8000ffff wusa Failure Content Install Installation Failure: Windows failed to install the following update with error 0x8000ffff: Security Update for Windows (KB2497640). I have 16 patches downloaded none of them getting installed showing all patches the above error I tried all this forum solutions : 1) Registry thing : hklm\components ( I dont find the entries there) help me on the request Thanks Regds Kalgudi Parappa