TFS 2008/ Not able to connect to TFS 2008 after installing Visual Studio 2008 SP1

Source: Microsoft Support

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Installed Visual Studio 2008 SP1 on Team Foundation Server 2008 Application Tier.

Was not able to connect to Team Foundation Server 2008

Getting error :

TFS31001: Team Foundation cannot retrieve the list of team projects from Team Foundation Server

TFS2008: The Team Foundation Server returned the following error: Team Foundation services are not available from the server.

TF30059: Fatal error while initializing web service

Version mismatch.

Install Team Foundation Server 2008 SP1

You can download TFS 2008 SP1 from

http://www.microsoft.com/downloads/details.aspx?familyid=9e40a5b6-da41-43a2-a06d-3cee196bfe3d&displaylang=en (http://www.microsoft.com/downloads/details.aspx?familyid=9e40a5b6-da41-43a2-a06d-3cee196bfe3d&displaylang=en)  

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