Sorry Inge, you just are not alone. I had one of those once and it was required a Microsoft rewrite. Took several months and it was also for Net Framework 1.1 but it was on XP at the time. Notice this 1. /KB953297/ C64 error in Windows Update <http://www.microsoft.com/communities/newsgroups/en-us/default.aspx?dg=microsoft.public.windowsupdate&tid=952895fd-5d54-45ac-a78d-4e7bc7109e6c&cat=en_US_56d1dd45-de9e-4fc5-9bc1-2d1d0de6daee&lang=en&cr=US&sloc=&p=1> 3 posts - 3 authors - Last post: 5 hours ago Net Framework 1.1 and the /KB953297/ update. *...* I have XP on my laptop and had repeated failures with the /KB953297/ update. I *...* www.microsoft.com/.../default.aspx?... - 5 hours ago - Similar </search?hl=en&rlz=1I7SUNA_en&q=related:www.microsoft.com/communities/newsgroups/en-us/default.aspx%3Fdg%3Dmicrosoft.public.windowsupdate%26tid%3D952895fd-5d54-45ac-a78d-4e7bc7109e6c%26cat%3Den_US_56d1dd45-de9e-4fc5-9bc1-2d1d0de6daee%26lang%3Den%26cr%3DUS%26sloc%3D%26p%3D1> 2. Windowsupdate /KB953297/ C64 error <http://www.eggheadcafe.com/software/aspnet/35142845/kb953297-c64-error.aspx> 4 posts - 3 authors - Last post: 3 hours ago Vista Home Premium32 with all updates except above. I am getting error C64 with the above update. I looked at updates and have Microsoft . www.eggheadcafe.com/.../*kb953297*-c64-error.aspx - 3 hours ago - Similar </search?hl=en&rlz=1I7SUNA_en&q=related:www.eggheadcafe.com/software/aspnet/35142845/kb953297-c64-error.aspx> 3. I'm trying to install update /kb953297/. It says code 66a and *...* <http://social.answers.microsoft.com/Forums/en-US/vistawu/thread/ec608551-fcff-4c78-9c23-08305f11893a> I'm trying to install update /kb953297/. It says code 66a and something about a missing patch.What does that mean? 1 hour 19 minutes ago gawaray Users Medals *...* social.answers.microsoft.com/.../ec608551-fcff-4c78-9c23-08305f11893a - 8 hours ago - Similar </search?hl=en&rlz=1I7SUNA_en&q=related:social.answers.microsoft.com/Forums/en-US/vistawu/thread/ec608551-fcff-4c78-9c23-08305f11893a> 4. Windows Update /KB953297/ (Net Framework 1.1) Will not install <http://social.answers.microsoft.com/Forums/en-US/xpperformance/thread/ec150540-4edb-4f5a-afcd-e24442b8b392> Hi Running Windows Xp Sp3 Routine windows update proceedure wants me to install security update /KB953297/ Update downloads and inilialises but refuses to *...* social.answers.microsoft.com/.../ec150540-4edb-4f5a-afcd-e24442b8b392 - 9 hours ago - Similar </search?hl=en&rlz=1I7SUNA_en&q=related:social.answers.microsoft.com/Forums/en-US/xpperformance/thread/ec150540-4edb-4f5a-afcd-e24442b8b392> 5. Microsoft .NET Framework 1.1 Service Pack 1 Security Update *...* <http://www.winvistatips.com/microsoft-net-framework-1-1-service-pack-1-security-update-kb953297-fails-install-t689551.html> 10 posts - 8 authors Windows XP Home Service Pack 3 All other updates released this date installed fine with the exception of /KB953297/. Another home computer installed. www.winvistatips.com/microsoft-net-framework-1-1-service-pack-1-security-update-*kb953297*-fails-install-t689551.html - Similar </search?hl=en&rlz=1I7SUNA_en&q=related:www.winvistatips.com/microsoft-net-framework-1-1-service-pack-1-security-update-kb953297-fails-install-t689551.html> 6. Security Update /KB953297/ Fails <http://www.bleepingcomputer.com/forums/topic264765.html> 3 posts - 3 authors - Last post: 8 hours ago Why won't Microsoft .NET Framework 1.1 Service Pack 1 Security Update /KB953297/ install? Inge wrote: > Hi John, > > This is the second day that I am desperately trying to get help from > PCHelpers. One of the Microsoft updates did not install. No matter > what I do it just will not install. I wrote about it today, but I am > not getting any help. I am a little in a panic about this, because it > does say that it is a critical update. > > > Here is the information again. > > Microsoft .NET Framework 1.1 Service Pack 1 Security Update for > Windows 2000, Windows XP, Windows Vista, Windows Server 2008, Windows > 7, and Windows Server 2008 R2 (KB953297) > > Installation date: ‎16/‎10/‎2009 11:46 AM > > Installation status: Failed > > Error details: Code 643 > > Update type: Important > > > A security issue has been identified that could allow an > unauthenticated remote attacker to compromise your system and gain > control over it. You can help protect your system by installing this > update from Microsoft. After you install this update, you may have to > restart your system. > > More information: > http://go.microsoft.com/fwlink/?LinkID=127769 > > Help and Support: > http://support.microsoft.com > > I do not know what all of this means. > > Please help. > Inge > > > -- Cyril Halbach Williamsburg Kentucky -- -------list-services-below----------- Regards, John Durham (list moderator) <http://modecideas.com/contact.html?sig> Freelists login at //www.freelists.org/cgi-bin/lsg2.cgi List archives at //www.freelists.org/archives/pchelpers PC-HELPERS list subscribe/unsub at http://modecideas.com/discuss.htm?sig Latest news live feeds at http://modecideas.com/indexhomenews.htm?sig Good advice is like good paint- it only works if applied.