diff --git a/src/main/java/com/eactive/eai/inbound/processor/RequestProcessor.java b/src/main/java/com/eactive/eai/inbound/processor/RequestProcessor.java
index 9fa3073..66872e1 100644
--- a/src/main/java/com/eactive/eai/inbound/processor/RequestProcessor.java
+++ b/src/main/java/com/eactive/eai/inbound/processor/RequestProcessor.java
@@ -1360,16 +1360,7 @@ public class RequestProcessor extends RequestProcessorSupport {
 			}
 		}
 		else {
-			// 비동기 거래, S-A의 응답거래시에는 NULL을 리턴
-			//return null;   // 원래 null return 인데 광주은행은 GUID를 Return 해 달라고 해서 수정함  jwhong 			
-	        //map.put("guid", guid);
-			
-			Map<String, String> map = new HashMap<>();
-			map.put("uuid", vo.getUuid());
-	        JSONObject json = new JSONObject(map);
-			//return json.toJSONString(); 
-			
-			return vo.getUuid();
+			return null;
 		}
 	}