An important hotfix package has been released: An enterprise hotfix rollup is available for Windows 7 SP1 and Windows Server 2008 R2 SP1 “This article describes a hotfix rollup for Windows 7 Service Pack 1 (SP1)-based and Windows Server 2008 R2 SP1-based computers. This hotfix rollup contains 90 hotfixes...

I recently finished working on a support case where the customer was hitting the same issue as this one: 2484841 FIX: A .NET Framework 4.0-based WPF application may stop responding if you right-click a control to open a pop-up control but for Microsoft .NET Framework 3.0 rather than 4.0. As the resolution...

[ update 18/6/2012 LDR.569 added ] [ update 16/4/2012 – changed the format to make LDR/GDR branch versioning clearer at the suggestion of Vivek Mishra (thanks!) ; added .468 and  .476 ] [ update 15/2/2013 – added MS12-074, 2733944, 2756195 ] [ update 17/4/2013 – added 1001, 2001, 2004 and 2008 ...

  You may receive this error in the browser using Internet Explorer 10: “Script Error encountered", "'__doPostBack' is undefined” Fixes are now available for Microsoft .NET Framework 3.51 (Windows 7 / Windows Server 2008 R2), Microsoft .NET Framework 4.0 and Microsoft .NET Framework 2...

I’ve just finished helping on a case where a fairly simple usage scenario for the IIS ADSI provider ran into a memory leak.  A lot of the time this would not matter as the ADSI programming interface to IIS is often used from short lived scripting clients so a memory leak may not even be noticed...

I’ve done an update to my “ Version history of the CLR 2.0 ” page, adding in numerous fixes (some new, some quite old) that I had not got round to adding. HTH Doug

If you are having trouble installing updates, either a service pack or other update, on Windows Vista, Windows Server 2008, Windows 7 or Windows Server 2008 R2 then the System Update Readiness Tool might help you out. You might even want to consider it as a preventative check to run from time to time...

We've now published the KB article for a new hotfix that arose from a customer case I was working on recently: FIX: Inline data-binding expressions in a templated web user control disappear after you generate a local resource for an ASP.NET 2.0 web application If after reading the article you want the...

On Tuesday we released a very important security bulletin and update for ASP.NET. If you are responsible for an ASP.NET web server please take the time to review the information and act accordingly. I’m not going to try and regurgitate the detail here but here are some key links: Bulletin MS10-070 http...

I finally got around to doing an update to my CLR 2.0 version history post , to which there is a permanent link on on the home page of this blog titled “CLR 2.0 Fixes” under the “Articles, list and resources” heading. HTH Doug

Back in February I blogged about a strange case we had seen where a customer was having trouble seeing certain ASP.NET performance counters when using WMI to access them . If you start Perfmon with the /WMI switch then Perfmon uses WMI rather than the native performance counter APIs to read the data...

My job involves a wide variety of stuff, from investigation, debugging, diagnosing and solving of specific customer problems through passing on product feedback and bug reports to product groups and mentoring other support engineers on their cases to looking at how we can make our support processes and...

[Note: November 2010 Some recent fixes added] [Note: September 2009 I am in the process of trying to bring this list up to date. It may not be complete] There is nothing worse than wrestling with a problem for ages only to discover later that there is already a fix for it. I therefore felt it would be...

This page is no longer being updated. Please see this page instead. [last update - 20th November 2007 - added 938276 and .NET 2.0 SP1 entry,] [previous update - 31st August 2007 - added 939866,] [previous update - 3rd August 2007 - corrected some of the versions for current beta products] There is nothing...

[Updated 8th April 2009. I don’t generally like to change posts after they have been published but I wrote this post while some of the KB articles were still being authored. For a number of reasons there have been some changes to which articles document what issue, so I’m updating the below table to...

Back in October I blogged about what's new in .NET Framework 3.5 SP1. I also talked about 3 problems that affect the CLR that can result when you install the service pack. Up until this point you'd have had to call Microsoft Customer Service and Support to obtain the fix package. There are plans to release...

[update 13/3/12 – added 5719] [update Oct & Nov 2011 – various additions as I find them] [update 23/9/11 added MS11-044 and MS11-028] [update 31/5/11 added .5669] [update 7/4/11 added a load of fixes that I didn’t have listed] [update 29/12/9 added lots of post SP2 hotfixes, MS09-061 versions and...