今天一下午处理了一个异常，记录一下，防止自己以后忘了
控制台信息如下：
严重: Servlet.service() for servlet [springMVC] in context with path [/crm] threw exception [Request processing failed; nested exception is org.apache.ibatis.binding.BindingException: Invalid bound statement (not found): com.itheima.dao.BaseDictDao.findAllDictItemNameByTypeCode] with root cause org.apache.ibatis.binding.BindingException: Invalid bound statement (not found): com.itheima.dao.BaseDictDao.findAllDictItemNameByTypeCode严重: Ser
