diff --git a/src/main/java/com/palnet/biz/api/bas/flight/controller/BasFlightController.java b/src/main/java/com/palnet/biz/api/bas/flight/controller/BasFlightController.java
index ad4ad0f..b1b27b4 100644
--- a/src/main/java/com/palnet/biz/api/bas/flight/controller/BasFlightController.java
+++ b/src/main/java/com/palnet/biz/api/bas/flight/controller/BasFlightController.java
@@ -99,6 +99,7 @@ public class BasFlightController {
             log.error("IGNORE : {}", e);
             resultMap.put("result", false);
             resultMap.put("errorCode", e.getErrorCode());
+            resultMap.put("errorMessage", e.getMessage());
             return ResponseEntity.ok().body(new SuccessResponse<Map>(resultMap));
         } catch (Exception e) {
             log.error("IGNORE : {}", e);
diff --git a/src/main/java/com/palnet/biz/api/bas/flight/service/BasFlightService.java b/src/main/java/com/palnet/biz/api/bas/flight/service/BasFlightService.java
index fe68698..e396b2b 100644
--- a/src/main/java/com/palnet/biz/api/bas/flight/service/BasFlightService.java
+++ b/src/main/java/com/palnet/biz/api/bas/flight/service/BasFlightService.java
@@ -10,6 +10,7 @@ import com.palnet.comn.exception.CustomException;
 import org.apache.commons.lang3.StringUtils;
 import org.locationtech.jts.geom.Coordinate;
 import org.locationtech.jts.geom.GeometryFactory;
+import org.locationtech.jts.geom.Point;
 import org.locationtech.jts.geom.Polygon;
 import org.springframework.stereotype.Service;
 
@@ -143,11 +144,13 @@ public class BasFlightService {
                         if("CIRCLE".equals(area.getAreaType())) {
                         	effectiveCoordBufferList = areaUtils.createCircle(effectiveCoordList.get(0), area.getBufferZone());
                         }
-                        effectiveCoordBufferList.add(effectiveCoordBufferList.get(0));
                         
                         // 유효한 비행구역 검증하기.
                         for(BasFlightPlanAreaModel rqArea : rq.getAreaList()) {
-                            boolean checking = false;
+                            boolean overlapCheck = false;
+                            boolean overlapCheck2 = false;
+                            boolean containCheck = false;
+                            boolean containCheck2 = false;
                             List<Coordinate> rqCoord = new ArrayList<>();
                             List<Coordinate> rqCoordBufferList = new ArrayList<>();
                             
@@ -167,13 +170,25 @@ public class BasFlightService {
                             if("CIRCLE".equals(rqArea.getAreaType())) {
                             	rqCoordBufferList = areaUtils.createCircle(rqCoord.get(0), rqArea.getBufferZone());
                             }
-                            rqCoordBufferList.add(rqCoordBufferList.get(0));
-                            
                             //검증
-                            checking = areaUtils.overlaps(rqCoordBufferList, effectiveCoordBufferList);
-                            if(checking) {
+
+                            overlapCheck = areaUtils.overlaps(rqCoordBufferList, effectiveCoordBufferList);
+                            overlapCheck2 = areaUtils.overlaps(effectiveCoordBufferList, rqCoordBufferList);
+                            if(overlapCheck || overlapCheck2) {
                                 throw new CustomException(ErrorCode.PLAN_DATA_DUPLICATE);
                             }
+                            for(Coordinate coord : effectiveCoordBufferList) {
+                            	containCheck = areaUtils.contains(rqCoordBufferList, coord);
+                            	if(containCheck) {
+                                    throw new CustomException(ErrorCode.PLAN_DATA_DUPLICATE);
+                                }
+                            }
+                            for(Coordinate coord : rqCoordBufferList) {
+                            	containCheck2 = areaUtils.contains(effectiveCoordBufferList , coord);
+                            	if(containCheck2) {
+                                    throw new CustomException(ErrorCode.PLAN_DATA_DUPLICATE);
+                                }
+                            }
                         }
                     }
                 }
diff --git a/src/main/java/com/palnet/comn/utils/AreaUtils.java b/src/main/java/com/palnet/comn/utils/AreaUtils.java
index 1083c4e..7a73f1c 100644
--- a/src/main/java/com/palnet/comn/utils/AreaUtils.java
+++ b/src/main/java/com/palnet/comn/utils/AreaUtils.java
@@ -72,7 +72,7 @@ public class AreaUtils {
      */
     public boolean overlaps(List<Coordinate> targetCoordList) {
         boolean result = false;
-
+        targetCoordList.add(targetCoordList.get(0));
         Polygon targetPolygon = geometryFactory.createPolygon(targetCoordList.toArray(new Coordinate[] {}));
 
         /* 공역 데이터 */
@@ -101,9 +101,19 @@ public class AreaUtils {
      * @return boolean - true(비정상), false(정상)
      */
     public boolean overlaps(List<Coordinate> targetCoordList, List<Coordinate> effectiveCoordList) {
+    	targetCoordList.add(targetCoordList.get(0));
         Polygon targetPolygon = geometryFactory.createPolygon(targetCoordList.toArray(new Coordinate[] {}));
+        Coordinate[] coords = targetPolygon.getCoordinates();
+        for(Coordinate coord : coords) {
+        	System.out.println(coord.x + "," + coord.y);
+        }
+        effectiveCoordList.add(effectiveCoordList.get(0));
         Polygon effectivePolygon = geometryFactory.createPolygon(effectiveCoordList.toArray(new Coordinate[] {}));
-
+        System.out.println("ㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡ");
+        Coordinate[] coords2 = effectivePolygon.getCoordinates();
+        for(Coordinate coord : coords2) {
+        	System.out.println(coord.x + "," + coord.y);
+        }
         return targetPolygon.overlaps(effectivePolygon);
     }
 
@@ -139,7 +149,7 @@ public class AreaUtils {
      */
     public boolean contains(List<Coordinate> areaCoordList, Coordinate targetCoordinate) {
         boolean result = true;
-
+        areaCoordList.add(areaCoordList.get(0));
         if(targetCoordinate != null) {
             Polygon plan = geometryFactory.createPolygon(areaCoordList.toArray(new Coordinate[]{})); // 비행 구역
             Point target = geometryFactory.createPoint(targetCoordinate);