diff --git a/src/main/java/kr/co/uplus/ez/api/sendNumMgt/SendNumMgtService.java b/src/main/java/kr/co/uplus/ez/api/sendNumMgt/SendNumMgtService.java
index 7c84620..fbfc224 100644
--- a/src/main/java/kr/co/uplus/ez/api/sendNumMgt/SendNumMgtService.java
+++ b/src/main/java/kr/co/uplus/ez/api/sendNumMgt/SendNumMgtService.java
@@ -31,6 +31,7 @@ import org.springframework.web.multipart.MultipartFile;
 import org.springframework.web.multipart.MultipartHttpServletRequest;
 
 import kr.co.uplus.ez.api.custMgt.CustMgtService;
+import kr.co.uplus.ez.api.custMgt.dto.InsertUserResDto;
 import kr.co.uplus.ez.api.sendNumMgt.dto.DeleteNumberReqDto;
 import kr.co.uplus.ez.api.sendNumMgt.dto.DeleteNumberResDto;
 import kr.co.uplus.ez.api.sendNumMgt.dto.DetailNumber;
@@ -682,7 +683,16 @@ public class SendNumMgtService {
 				
 				mailResultMap = hubeasyApi.sendTemplateMailApi(mailReqMap);
 				
+				if (mailResultMap != null) {
+	                logger.debug("[Email Send API RESULT : {}]", mailResultMap.get("API_RSLT"));
+	                if ("F".equals(mailResultMap.get("API_RSLT"))) {
+	                    logger.debug("[Email Send API ERROR : {}]", mailResultMap.get("API_RSLT_MSG"));
+	                }
+	            }
+	            logger.debug("############## [Email Send End] ###############");
+				
 			} catch (Exception e) {
+				logger.error(e.getMessage());
 				// TODO: handle exception
 			}
 		}