报错：No qualifying bean of type 'io.renren.modules.sys.dao.SysUserDao' availableNo qualifying bean of type 'xxx' available

 

 原因：启动程序没有扫描到Mapper

解决办法：在启动程序上加上@MapperScan("com.jfl.modules.*.dao")

@MapperScan("com.jfl.modules.*.dao")//这个是你@Mapper存放的目录