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25 kwi 2020 · An error occurred using the connection to database '' on server 'localhost'. System.InvalidOperationException: An exception has been raised that is likely due to a transient failure. Consider enabling transient error resiliency by adding 'EnableRetryOnFailure()' to the 'UseMySQL' call.
22 gru 2021 · Error Number:193,State:0,Class:20 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.
10 cze 2021 · System.Data.SqlClient.SqlException (0x80131904): 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.
29 cze 2023 · 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.)
20 cze 2023 · To effectively troubleshoot connectivity issues, gather the following information: The text of the error message and the error codes. Check whether the error is intermittent (occurs only sometimes) or consistent (occurs all the time). Application and system event logs from SQL Server and client systems.
Error: An error occurred using the connection to database 'bar1' on server 'tcp://127.0.0.1:5432'. Though the database is created and things are fine. I was able to create with a simple application.
26 maj 2015 · 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.
