WCF Instancing mode default is InstanceContextMode.PerSession

Keith Brown has been experimenting with InstanceContextMode.  This is the property on System.ServiceModel.ServiceBehaviorAttribute that determines how WCF handles instancing.  Keith correctly notes that the current documentation is wrong about the default value for this property.  The default value is not PerCall, but rather PerSession.  We changed this in the June CTP.  Here’s the reasoning: “With PerCall,…

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Vista Beta 2 to Jun CTP Breaking Changes

The breaking changes for the June CTP have now been posted. Raw API changes are here. This is pretty significant because you won’t see very many changes after these ones. Here are the changes you are most likely to encounter when porting your apps Base addresses are now supported in config for self-hosted services. Before <configuration>…

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Feb CTP to Vista Beta 2 Breaking Changes

Vista Beta 2 is here! There are relatively few changes from the Feb CTP because Vista Beta 2 was locked down shortly after the Feb CTP.  You can find the breaking changes list here and the detailed api change report here.

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Feb CTP Cert Tools

The MakeCert.exe and CertMgr.exe tools that shipped with the February CTP SDK don’t run on Windows XP SP2 and Windows Server 2003.  If you happen to have Visual Studio 2005 installed with the .NET Framework SDK option, you can copy these tools from %ProgramFiles%\Microsoft Visual Studio 8\SDK\v2.0\Bin to the Windows SDK bin directory at %ProgramFiles%\Microsoft…

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Breaking changes for the Feb CTP

The Feb CTP is now available! A number of changes have been made that break existing code. The details have been posted here on our community site.  Raw API change reports are available here for reference.Here are some of the most popular things that you’ll run into when you port your apps. Service configuration has…

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WCF Beta 1 to Nov CTP Breaking Changes

My name is Ed Pinto.  I work on the team delivering the Windows Communication Foundation (WCF).  Part of my responsibility is to focus on the usability of WCF.  In an effort to make the transition to the Nov/05 CTP a little easier we’ve put together a list of breaking changes that describes changes you are most likely…

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