我的Windows 10 pc在一夜之间安装了更新。今天，当我启动SQL Server 2014并尝试“连接到服务器”时，我有此消息（下面）。有关微软可能对我做过什么的想法吗？提前谢谢！
**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)**