Connection refused: connect

（技术贴）Connection refused: connect

报错问题：
org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.exception.JDBCConnectionException: Cannot open connection
Caused by: java.sql.SQLException: Network error IOException: Connection refused: connect

解决方案：
找到SQL   Server 配置管理器

打开SQLServer网络配置----MSSQLSERVER的协议，在右边的TCP/IP点击启用
cmd-services.msc重启SQLServer数据库服务
即可