HTTP Status 500 - Could not open Hibernate Session for transaction;
2018-04-09 14:41
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错误原因: mysql数据库没有连接上
我们来启动mysql
方法1:
管理员身份运行 cmd
输入: net start mysql
方法2:
Windows + R 运行 services.msc 打开服务 , 找到mysql服务
右键启动mysql服务
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