Caused by: org.springframework.beans.factory.BeanDefinitionStoreException: Invalid bean definition with name ‘dataSource’ defined in class path resource [spring/spring-dao.xml]: Could not resolve placeholder ‘jdbc.username’ in value "jdbc.username";nestedexceptionisjava.lang.IllegalArgumentException:Couldnotresolveplaceholder′jdbc.username′invalue"{jdbc.username}"; nested exception is java.lang.IllegalArgumentException: Could not resolve placeholder 'jdbc.username' in value "jdbc.username";nestedexceptionisjava.lang.IllegalArgumentException:Couldnotresolveplaceholder′jdbc.username′invalue"{jdbc.username}"
这个是junit测试的时候出现的问题。
然后在我调试的时候突然网页又不能访问了 是404错误
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