Quando tento fazer login no manage studio aparece a seguinte mensagem de erro:
TITLE: Connect to Server
Cannot connect to DESKTOP-AD4VG5T.
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: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server) (Microsoft SQL Server, Error: 2)
For help, click: https://docs.microsoft.com/sql/relational-databases/errors-events/mssqlserver-2-database-engine-error
O sistema não pode encontrar o arquivo especificado
Alguém pode me ajudar a solucionar?