diff --git a/src/main/java/nlib/restful/service/impl/DataApiRESTful.java b/src/main/java/nlib/restful/service/impl/DataApiRESTful.java
index 74b1921e..e3a4ca4d 100644
--- a/src/main/java/nlib/restful/service/impl/DataApiRESTful.java
+++ b/src/main/java/nlib/restful/service/impl/DataApiRESTful.java
@@ -13,6 +13,8 @@ import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.http.converter.StringHttpMessageConverter;
 import org.springframework.util.MultiValueMap;
+import org.springframework.web.client.HttpClientErrorException;
+import org.springframework.web.client.HttpServerErrorException;
 import org.springframework.web.client.RestTemplate;
 
 import nlib.restful.service.DataApiInterface;
@@ -92,50 +94,51 @@ public class DataApiRESTful implements DataApiInterface {
     		restTemplate.getMessageConverters()
     			.add(0, new StringHttpMessageConverter(StandardCharsets.UTF_8));
     		
+    		HttpStatus statusCode = HttpStatus.OK;
+    		String resultXML = null;
+    				
     		if(method == HttpMethod.GET) {
         		HttpEntity requestEntity = new HttpEntity(headers);
-        		responseEntity = restTemplate.exchange (DataApiInterface.makeRequestParamUrl(url, reqVO), method, requestEntity, String.class);
+        		try {
+	        		responseEntity = restTemplate.exchange (DataApiInterface.makeRequestParamUrl(url, reqVO), method, requestEntity, String.class);
+	        		statusCode = responseEntity.getStatusCode();
+	        		resultXML = responseEntity.getBody();
+        		} catch(HttpClientErrorException e) {
+        			e.printStackTrace();
+        			resultXML = e.getResponseBodyAsString();
+        			statusCode = e.getStatusCode();
+        		} catch(HttpServerErrorException e) {
+        			e.printStackTrace();
+        			resultXML = e.getResponseBodyAsString();
+        			statusCode = e.getStatusCode();
+        		}
     		} else if(method == HttpMethod.POST) {
         		MultiValueMap<String, String> parameters = DataApiInterface.makeRequestParamMultiValueMap(reqVO); 
         		parameters.forEach((k, v) -> log.debug("params > " + k + " : " + v));
         		HttpEntity<MultiValueMap<String, String>> requestEntity = new HttpEntity(parameters, headers);
-        		responseEntity = restTemplate.postForEntity(url, requestEntity , String.class);
+        		try {
+        			responseEntity = restTemplate.postForEntity(url, requestEntity , String.class);
+        			statusCode = responseEntity.getStatusCode();
+        			resultXML = responseEntity.getBody();
+        		} catch(HttpClientErrorException e) {
+        			e.printStackTrace();
+        			resultXML = e.getResponseBodyAsString();
+        			statusCode = e.getStatusCode();
+        		} catch(HttpServerErrorException e) {
+        			e.printStackTrace();
+        			resultXML = e.getResponseBodyAsString();
+        			statusCode = e.getStatusCode();
+        		}
     		} else {
     			String message = "RESTFul API Http Method 설정 오류입니다. : POST, GET 방식만 허용됩니다.";
     			log.error("request > " + message);
         		return DataApiInterface.makeErrorRes("E_ERR_METHOD", message);
     		}
     		
-        	//-----------------------------------
-        	// 요청 처리 
-        	//-----------------------------------
-//    		RestTemplate restTemplate = new RestTemplate();
-    		//restTemplate.setMessageConverters(msgConverters);
-    		
-    		//ResponseEntity<String> responseEntity = restTemplate.exchange(url, method, requestEntity, String.class);
-//    		ResponseEntity<String> responseEntity = restTemplate.exchange (url, method, requestEntity, String.class);
-    		//ResponseEntity<String> responseEntity = restTemplate.exchange (url, HttpMethod.GET, requestEntity, String.class, parameters);
-    		//ResponseEntity<String> responseEntity = restTemplate.postForEntity( url, requestEntity , String.class );  // working well 
-    		//ResponseEntity<String> responseEntity = restTemplate.getForEntity(url, String.class, parameters); // not working 
-    		
-    		/*
-    		// GET  // OK 
-    		UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(url)
-    				.queryParam("mngOrgCd", "SU01")
-    				.queryParam("masterId", "UR-408A9832D25C42289D9B1FC81FDA8360")
-    				.queryParam("typeDivCd", "IT_MUSE");
-    		HttpEntity<?> entity = new HttpEntity<>(headers);
-    		RestTemplate restTemplate = new RestTemplate();
-    		ResponseEntity<String> responseEntity = restTemplate.exchange (builder.toUriString(), method, entity, String.class);
-    		*/
-    		
-
         	//-----------------------------------
         	// 응답 처리  
         	//-----------------------------------
-    	    HttpStatus statusCode = responseEntity.getStatusCode();
     		log.debug("RES StatusCode : " + statusCode);
-    	    String resultXML = responseEntity.getBody();
     	    log.debug("RES resultXML : " + resultXML);
     	    
     	    // 응답 자료 객체화