October 2009 - Damir Dobric Posts

Damir Dobric Posts

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DTC Transaction Manager (Exception from HRESULT: 0x80070005)

Error Description When working with Ado.Net Entity Framework, you may get following error: Exception: The underlying provider failed on Open. at System.Data.EntityClient. EntityConnection.OpenStoreConnectionIf (Boolean openCondition, DbConnection...

Published Thu, Oct 29 2009 1:13 PM by Damir Dobric
How to connect to TFS 2008 from VS 2010?

By connecting to TFS 2008 from within Visual Studio 2010 you might experience few problems. To connect successfully just type the name of the TFS server. Do not change any other field!

Published Thu, Oct 22 2009 11:27 PM by Damir Dobric
Welcome Visual Studio 2010 Ultimate Beta 2

I’m proud to announce that VS 2010 Ultimate BETA 2 is online now. The new version should provide hundreds of useful features for developers. I’m just a bit disappointed that MS guys didn’t decide to change design welcome page which is shown after the...

Published Wed, Oct 21 2009 11:21 PM by Damir Dobric
Workflow 4.0 and content based correlation in .NET 4.0 Beta 2

Before one correlation can be used we first need to define the correlation handle. To do this click on Variables tab (bottom left in WF designer) of the activity which is the parent of receive shape, which will initialize the correlation. Enter the name...

Published Tue, Oct 20 2009 12:27 PM by Damir Dobric
IIS 7.5 and “Always Running” Web Applications

IIS 7.5 which is ships with Windows Server 2008 R2 and Windows 7 provides a new feature for Web Applications. This feature allows one to install a Web Application which is not initialized after receiving of the first request started. Instead such application...

Published Sun, Oct 11 2009 10:19 PM by Damir Dobric

Filed under: Asp.Net, WCF, WF, AppFabric
Workflow 4.0 Content Based Correlation error

When working with WF 40 and content based correlation you may get following error: The execution of an InstancePersistenceCommand was interrupted by a key collision. The instance key with value '300a1ad8-d985-56dc-4075-b45e1aa1faa1' could not...

Published Tue, Oct 06 2009 9:46 AM by Damir Dobric

Filed under: WCF

October 2009 - Damir Dobric Posts

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DTC Transaction Manager (Exception from HRESULT: 0x80070005)

How to connect to TFS 2008 from VS 2010?

Welcome Visual Studio 2010 Ultimate Beta 2

Workflow 4.0 and content based correlation in .NET 4.0 Beta 2

IIS 7.5 and “Always Running” Web Applications

Workflow 4.0 Content Based Correlation error