Windows Hotfix List for September 2015

Jeff here from the SDK team. It is that time of the month again, here are September’s Hotfixes. Enjoy!     KB3075623   Configuring registry policy processing causes MUP to ignore Group Policy setting in Windows KB3078632   Backup software can’t take server backups in Windows Server 2008 R2 SP1 KB2877115   Error message when you try to…

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.NET Hotfix Rollup for August 2015

Jeff here, There is a .NET hotfix rollup for August. 3078646  Issues that this hotfix rollup resolves Issue 1 Assume that you have a Windows Presentation Foundation (WPF) application that creates an XPS file, and this XPS file has an embedded font that is missing some special characters. Assume then that you have another WPF…

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Hotfixes and Patches for Windows for July 2015

Hey SDK friends, Jeff here with the July 2015 Hotfix List 3070714 “0x000000B8” Stop error during MPIO path failover in Windows Server 2008 R2 SP1 3060682 “The specified server cannot perform the requested operation” error occurs when GPO backup is unsuccessful and dynamic updates are disabled in Windows Server 2012 R2  3061817 Windows 8.1 does…

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FileSystemWatcher Follies

  System.IO.FileSystemWatcher is a handy class that can be used to monitor directories for some types of changes with very little programming effort for the developer who uses it.  For some situations, it’s incredibly useful.  However, it often gets used in program designs with poor assumptions about how things are going to play out in…


Troubleshooting "Access Denied" errors

Anyone who has used Windows has encountered the dreaded “Access Denied” error.  (AKA error code 5 or 0x5). This error typically implies you can’t do something like open or save a file.  The error implies that you have encountered some type of security issue. In the past, an “Access Denied” issue came down to 2 things…

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Encountering "The client and server cannot communicate, because they do not possess a common algorithm" or SEC_E_ALGORITHM_MISMATCH (0x80090331)

Typically when a Client and Server communicate via SSL/TLS, they must use a common cipher algorithm.  If they are unable to find a common algorithm, the SSL/TLS connection will fail with the exception, “The client and server cannot communicate, because they do not possess a common algorithm” using the SSLStream class.  Internally, SSLStream calls AcquireCredentialsHandle() which…

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