点击登录的时候服务器报的错：严重: Servlet.service() for servlet [springmvc] in context with path [/hrmapp] threw exception [Request processing failed; nested exception is org.springframework.transaction.CannotCreateTransactionException: Could not open JDBC Connection for transaction; nested exception is j**a.sql.SQLException: Connections could not be acquired from the underlying database!] with root cause com.mchange.v2.resourcepool.CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary factory or source.之前是没问题的，寻求大佬化解
你好，你最近在看这本书吗，我最近也买了这本书，可是按照书上写的，我把代码一直运行不起来，然后把下载下来的源代码运行，也运行不起来，一直报错：警告: No mapping found for HTTP request with URI [/AnnotationTest/] in DispatcherServlet with name 'springmvc' ，，，，，你有没有遇到
你好，你最近在看这本书吗，我最近也买了这本书，可是按照书上写的，我把代码一直运行不起来，然后把下载下来的源代码运行，也运行不起来，一直报错：警告: No mapping found for HTTP request with URI [/AnnotationTest/] in DispatcherServlet with name 'springmvc' ，，，，，你有没有遇到
我最近也买了这本书，求实战源码 1093762997@qq.com
点击登录的时候服务器报的错：严重: Servlet.service() for servlet [springmvc] in context with path [/hrmapp] threw exception [Request processing failed; nested exception is org.springframework.transaction.CannotCreateTransactionException: Could not open JDBC Connection for transaction; nested exception is j**a.sql.SQLException: Connections could not be acquired from the underlying database!] with root cause
com.mchange.v2.resourcepool.CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary factory or source.之前是没问题的，寻求大佬化解
@博文小编 @博文小编 麻烦发一份源码到 squirrel-chen@foxmail.com 。谢谢，实在是下载不下来
https://pan.baidu.com/s/15XS7-TutJCO2FqhQMuBaxQ 我下下来了，这是百度云的分享链接，希望帮到大家
可以发下本书所有的源码示例吗？谢谢啦！1786506104@qq.com