在工程中使用了druid连接池,运行一段时间后系统出现异常: Caused by: org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is com.alibaba.druid.pool.GetConnectionTimeoutException: wait millis 60009, active 50 at org.springfr
前些天部署了一个项目,但每次隔一段时间打开都会报如下所示的错误: javax.servlet.ServletException: org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.TransactionException: JDBC begin f