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SQL SERVER MANAGEMENT STUDIO 17 FIND SERVER NAME INSTALLOn a single machine you can install 16 instances of SQL Servers. To get the SQL Server Name, the first thing you need to do is to find the instance name. Okay my dear developers, don’t worry… take a deep breath and start… The purpose of this post is to help the beginners who don’t care about troubleshooting because they are Visual Studio developers and they are connecting to local SQL Express most of the time. If you have given right name then check if SQL is up and running and then whole troubleshooting starts. error: 26 – Error Locating Server/Instance Specified.Īll of the above are shouting out loud that “Damn! you have given wrong name to connect”. ![]() Verify that the instance name is correct and that SQL Server is configured to allow remote connections.ģ. ![]() The server was not found or was not accessible.Ģ. (provider: SQL Network Interfaces, error: 26 – Error Locating Server/Instance Specified) (Microsoft SQL Server, Error: -1)ġ. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. The server was not found or was not accessible. Well, SQL Server connectivity did not know about Shakespeare While working on the forum, one of the most common error posted is below:Ī network-related or instance-specific error occurred while establishing a connection to SQL Server. I can ping 127.0.0.1 but I can't telnet it with port 1433, its always "connecting 127.0.0.1." and never end.“What’s in a name? That which we call a rose by any other name would smell as sweet.” – William Shakespeare I already Enabled Named Pipes and I already Enabled All IPs and All IP and IPALL TCP Ports is 1433. If this does not work, please post the SQL error log for further troubleshooting.Įrror is "Arithmetic operation resulted in an overflow. Moreover, please do not dsable Named Pipes protocols, please refer to this SQL SERVER MANAGEMENT STUDIO 17 FIND SERVER NAME HOW TOIn addition please refer to the following steps in below link which describes How to TroubleshootĬonnecting to the SQL Server Database Engine. Server Configuration Manager -> Protocols for -> TCP/IP. SQL SERVER MANAGEMENT STUDIO 17 FIND SERVER NAME WINDOWSThough you have enabled UDP 1434, TCP 1433 and 2 programs (SQL Server and SQL Server Browser) to Windows Firewall, please ensure that whether the TCP/IP protocol is enabled and the SQL Server Services is listening on TCP 1433. If the ping fails client can't resolve servers DNS and if telnet fails it most likely is firewall The response should be a blank screen with a blinking cursor. To test the port from remote uses the command 'telnet SERVER 1433'. Other things to check from your client are that it can resolve SERVER DNS (ping On the IP Addresses tab have SQL Server listen on port 1433 under the IPAll section. When setting your TCP/IP login protocol make sure on the protocol tab you have it enabled. Regarding to the error message you provided, which is related to connection issue. (provider: SQL Network Interfaces, error: 25 - Connection string is not valid) (Microsoft SQL Server, Error: 87) A network-related or instance-specific error occurred while establishing a connection to SQL Server. ![]()
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