.net sqlclient data provider, clsconn-->open error

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SQL-Server-2008

Hi to all,

i am getting following error while connecting to server,

A network-related specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections.(provider: Named Pipes Provider, error:40-could not open a connection to SQL Server)

in our office we have 10 users but this error raised for few users only please help on this

we have using front end C#.net windows application and back end sqlserver 2008

Posted 29-Aug-13 20:18pm

ananth2012

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Anh Nguyen Trong · Answer 1 · 2013-08-29T20:24:00

Solution 1

I got the same error.

Please update SQL Service Pack 2. The problem will be solved.

Posted 29-Aug-13 20:24pm

Anh Nguyen Trong

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ananth2012 30-Aug-13 5:22am

i am alrady having sql server management studio R2

Anh Nguyen Trong 30-Aug-13 5:29am

yes,
you go here download and update. the problem go out.

http://www.microsoft.com/en-us/download/details.aspx?id=30437