Comments on: Resolving “A network-related or instance-specific error occurred while establishing a connection to SQL Server…” http://www.sqlmusings.com/2009/03/11/resolving-a-network-related-or-instance-specific-error-occurred-while-establishing-a-connection-to-sql-server/ ramblings, discoveries, tutorials on sql server and other database stuff Wed, 25 Jan 2012 06:55:33 +0000 hourly 1 http://wordpress.org/?v=3.2.1 By: Bret G http://www.sqlmusings.com/2009/03/11/resolving-a-network-related-or-instance-specific-error-occurred-while-establishing-a-connection-to-sql-server/comment-page-2/#comment-6054 Bret G Wed, 18 Jan 2012 16:30:02 +0000 http://www.sqlmusings.com/?p=480#comment-6054 I was getting numerous errors on my SharePoint farm after migrating to a new SQL 2008 R2 cluster (running on Windows 2008 R2). After about a month of troubleshooting, I decided to update my network card drivers on the new SQL cluster (Broadcom II). This fixed all the SQL “network-related” errors for me. I was getting numerous errors on my SharePoint farm after migrating to a new SQL 2008 R2 cluster (running on Windows 2008 R2). After about a month of troubleshooting, I decided to update my network card drivers on the new SQL cluster (Broadcom II). This fixed all the SQL “network-related” errors for me.

]]> By: can not connect to database engine - dBforums http://www.sqlmusings.com/2009/03/11/resolving-a-network-related-or-instance-specific-error-occurred-while-establishing-a-connection-to-sql-server/comment-page-2/#comment-6048 can not connect to database engine - dBforums Mon, 09 Jan 2012 07:54:10 +0000 http://www.sqlmusings.com/?p=480#comment-6048 [...] to check: Resolving “A network-related or instance-specific error occurred while establishing a connecti... __________________ Florin Aparaschivei Iasi, [...] [...] to check: Resolving “A network-related or instance-specific error occurred while establishing a connecti… __________________ Florin Aparaschivei Iasi, [...]

]]> By: Sharon Lahav http://www.sqlmusings.com/2009/03/11/resolving-a-network-related-or-instance-specific-error-occurred-while-establishing-a-connection-to-sql-server/comment-page-2/#comment-6045 Sharon Lahav Wed, 04 Jan 2012 11:38:46 +0000 http://www.sqlmusings.com/?p=480#comment-6045 Thank you, it helped me connect to my SQL server :-) Thank you, it helped me connect to my SQL server :-)

]]> By: Alfredo http://www.sqlmusings.com/2009/03/11/resolving-a-network-related-or-instance-specific-error-occurred-while-establishing-a-connection-to-sql-server/comment-page-2/#comment-6043 Alfredo Wed, 21 Dec 2011 10:08:36 +0000 http://www.sqlmusings.com/?p=480#comment-6043 Hi and tanx for your good recommendations! Could you update this topic for sql server 2008 and windows7? Hi and tanx for your good recommendations!
Could you update this topic for sql server 2008 and windows7?

]]> By: John http://www.sqlmusings.com/2009/03/11/resolving-a-network-related-or-instance-specific-error-occurred-while-establishing-a-connection-to-sql-server/comment-page-2/#comment-5946 John Thu, 17 Nov 2011 14:14:39 +0000 http://www.sqlmusings.com/?p=480#comment-5946 Wow Excellent Explanation. Wow Excellent Explanation.

]]> By: Frank http://www.sqlmusings.com/2009/03/11/resolving-a-network-related-or-instance-specific-error-occurred-while-establishing-a-connection-to-sql-server/comment-page-2/#comment-5932 Frank Sun, 13 Nov 2011 18:50:51 +0000 http://www.sqlmusings.com/?p=480#comment-5932 I get the same error msg after adding a login form in Microsoft Visual Studio 2008 but with SQL Server 2008. Confusing, there is somewhere it says "SQLExpress database file auto-creation error: " while I don't use Express version, I use Enteprise version. How can I solve this? I get the same error msg after adding a login form in Microsoft Visual Studio 2008 but with SQL Server 2008. Confusing, there is somewhere it says “SQLExpress database file auto-creation error: ” while I don’t use Express version, I use Enteprise version. How can I solve this?

]]> By: Albertote http://www.sqlmusings.com/2009/03/11/resolving-a-network-related-or-instance-specific-error-occurred-while-establishing-a-connection-to-sql-server/comment-page-2/#comment-5889 Albertote Mon, 03 Oct 2011 13:04:33 +0000 http://www.sqlmusings.com/?p=480#comment-5889 Check the SQL services (Start --> Settings --> Control Panel --> Administrative Tools --> Services) and switch all "Disabled" services to "Automatic" I hope this help you. Check the SQL services (Start –> Settings –> Control Panel –> Administrative Tools –> Services) and switch all “Disabled” services to “Automatic”

I hope this help you.

]]> By: Dave http://www.sqlmusings.com/2009/03/11/resolving-a-network-related-or-instance-specific-error-occurred-while-establishing-a-connection-to-sql-server/comment-page-2/#comment-5886 Dave Mon, 26 Sep 2011 21:58:58 +0000 http://www.sqlmusings.com/?p=480#comment-5886 Hi Can You Please help me? I get following error after Upgrading SQL Server 2008 to SP2 , Unable to connect to SQL Server Named Insatnce after using SSMS . The Network Service Stops when I try to connect using SSMS A network-related or instance-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: TCP Provider, error: 0 - No connection could be made because the target machine actively refused it.) (Microsoft SQL Server, Error: 10061) Thanks for your help Regards Dave Hi

Can You Please help me? I get following error after Upgrading

SQL Server 2008 to SP2 , Unable to connect to SQL Server Named Insatnce after using SSMS . The Network Service Stops when I try to connect using SSMS

A network-related or instance-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: TCP Provider, error: 0 – No connection could be made because the target machine actively refused it.) (Microsoft SQL Server, Error: 10061)

Thanks for your help

Regards

Dave

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