시스템 에러

Ambiguous handler methods mapped for HTTP path 'http://kipot.or.kr/user/business/businessList.do': {public java.lang.String egovframework.com.wnc.w21BizInfo.web.W21bizinfoController.listW21bizinfo(javax.servlet.http.HttpServletRequest,egovframework.com.wnc.w21BizInfo.service.W21bizinfoDefaultVO,org.springframework.ui.ModelMap) throws java.lang.Exception, public java.lang.String egovframework.com.wnc.w22BizGtable.web.W22bizgtableController.listW22bizgtable(java.lang.String,javax.servlet.http.HttpServletRequest,egovframework.com.wnc.w22BizGtable.service.W22bizgtableDefaultVO,org.springframework.ui.ModelMap) throws java.lang.Exception}