sql server 2014

Ankita Singh

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)

daily i trouble with new error... :( about this error i do google... also got many solution i do everything but after this run my project again got same error .... plz someone help me thnkuhhhh

5 Replies

Know the answer? Post it — somebody with the same question will find it here.

Kaushik Dhameliya8y ago
Accepted answer
https://www.aspsnippets.com/Articles/Exception---A-network-related-or-instance-specific-error-occurred..-in-SQL-Server.aspx
Ankita Singh8y ago
i m doing cascadig dropdown list with ajax control but i do nt write code in webservice page... write code in aspx.cs page for dropdown control.... sooo is it create problem????
Amit Gupta8y ago
There might be missing some project files (as mentioned). Do check that those files are referenced properly or the file might be deleted.
Ankita Singh8y ago
thnkuhh both of u .... i also solved his prb but after this prbi got ExtenderControlBase.cs not found
Amit Gupta8y ago
The problem might be your sql instance service has been stopped. Check that those service is running