Cannot Connect To Sql Server 2008 R2 Remotely Error 26
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Cannot Connect To Sql Server Remotely 2012
like you, helping each other. Join them; it only takes a minute: Sign up Unable to connect to SQL Express "Error: 26-Error Locating Server/Instance Specified) up vote 11 down vote favorite 5 I am at an loose end with one particular box that is running SQL Express 2008 R2. Windows Firewall is configured to allow inbound error 18456 in sql server 2008 r2 TCP & UDP 1433, 1434. Windows Firewall is configured to allow outbound TCP & UDP on any port. No other software AV/FW is currently running. When I try to connect to xxx.xxx.xxx.xxx\sqlexpress, it times out with the following error: TITLE: Connect to Server Cannot connect to xxx.xxx.xxx.xxx\SQLEXPRESS. ADDITIONAL INFORMATION: 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: SQL Network Interfaces, error: 26 - Error Locating Server/Instance Specified) (Microsoft SQL Server, Error: -1) For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&EvtSrc=MSSQLServer&EvtID=-1&LinkId=20476 BUTTONS: OK I have checked that remote connections are allowed on the server. I have confirmed TCP/IP is enabled and configured in SQL Server Configuration to allow connections on the external IP to 1433. I have also used Wireshark from my local machine and I can see requests for 1433 UDP going to the remote server. But usin
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Sql Server 2008 R2 Connection String
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Sql Server 2008 R2 Connection String Max Pool Size
Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up SQL Network Interfaces, error: 26 - Error Locating http://stackoverflow.com/questions/6466974/unable-to-connect-to-sql-express-error-26-error-locating-server-instance-speci Server/Instance Specified up vote 15 down vote favorite 3 Well i have a big problem that i'm trying for days to solve but i could not do it, so i need your help. I have a web application in asp.net 4.0 where i implemented custom membership and role providers. When i open the app homepage in it connects to the database and retrieves some information. There is http://stackoverflow.com/questions/13754563/sql-network-interfaces-error-26-error-locating-server-instance-specified also a login form and when i login it validates the user through the database and redirects me to the reserved pages but than this error appears: 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: SQL Network Interfaces, error: 26 - Error Locating Server/Instance Specified) Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. Exception Details: System.Data.SqlClient.SqlException: 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: SQL Network Interfaces, error: 26 - Error Locating Server/Instance Specified) Source Error: An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below. I tried many things, so
log in tour help Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta http://dba.stackexchange.com/questions/105693/how-do-i-troubleshoot-error-26-error-locating-server-instance-specified Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Database Administrators Questions Tags Users Badges Unanswered Ask Question _ Database Administrators Stack Exchange is a question and answer site for database professionals who wish to improve their database skills and sql server learn from others in the community. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the top How do I troubleshoot error 26: “Error Locating Server/Instance Specified” up vote 4 down vote favorite I'm trying to configure sql server 2008 TCP access to my SQL Server named instance (named SQL2012). I use management studio to connect to the database engine. I type in the server name: "tcp:localhost\SQL2012" and I receive this error message: (provider: SQL Network Interfaces, error: 26 - Error Locating Server/Instance Specified) This post by the SQL Server team seems to be really useful, in it they suggest testing out the SqlBrowser service using PortQry. When I do, I get this info: Querying target system called: localhost Attempting to resolve name to IP address... Name resolved to 127.0.0.1 querying... UDP port 1434 (ms-sql-m service): LISTENING or FILTERED Sending SQL Server query to UDP port 1434... Server's response: ServerName MSWART7 InstanceName SQL2012 IsClustered No Version 11.0.5058.0 tcp 52329 ♥K K P☺K 5 - 2 1 qK 1 4 rK 8 7 0☺ 1 qK ==== End of SQL Server query response ==== And sure enough, I'm able to connect to the database when I specify the server name "tcp:localhost,52329" I'm not sure what I'm missing. SQL Browser seems to be functioning and port