进入后台登录时服务器响应失败 - JEECMS官方论坛|开源java cms,jsp cms,jsp bbs

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1# 发表于:2018-07-24 09:33:31 IP:106.222.*.*

安装完成 jeecmsv9.3之后，使用tomcat 7 ,mysql 8
在后台登录时一直提示服务器响应失败，这是为什么？

错误信息

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'loadTask' defined in ServletContext resource [/WEB-INF/config/quartz-task.xml]: Invocatio    n of init method failed; nested exception is org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception     is org.hibernate.exception.GenericJDBCException: Could not open connection

Caused by: org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.exception.Generi    cJDBCException: Could not open connection
43     at org.springframework.orm.hibernate4.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:544)