1 1 Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'userDaoImpl': Unsatisfied dependency expressed through field 'jdbcTemplate': Error creating bean with name 'jdbcTemplate' defined in class path resource [applicationContext.xml]: Cannot resolve reference to bean 'dataSource' while setting bean property 'dataSource'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [applicationContext.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property 'macActive' of bean class [com.alibaba.druid.pool.DruidDataSource]: Bean property 'macActive' is not writable or has an invalid setter method. Did you mean 'maxActive'?; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'jdbcTemplate' defined in class path resource [applicationContext.xml]: Cannot resolve reference to bean 'dataSource' while setting bean property 'dataSource'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [applicationContext.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property 'macActive' of bean class [com.alibaba.druid.pool.DruidDataSource]: Bean property 'macActive' is not writable or has an invalid setter method. Did you mean 'maxActive'? 2 2 Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'jdbcTemplate' defined in class path resource [applicationContext.xml]: Cannot resolve reference to bean 'dataSource' while setting bean property 'dataSource'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [applicationContext.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property 'macActive' of bean class [com.alibaba.druid.pool.DruidDataSource]: Bean property 'macActive' is not writable or has an invalid setter method. Did you mean 'maxActive'?
出现以上报错，可能是在配置阿里巴巴的druid数据源(连接池) 的时候 用${ }连接db.properties配置文件用错“ : ”符号。
