diff --git a/pav-server/src/main/java/com/palnet/comn/utils/AirspaceUtils.java b/pav-server/src/main/java/com/palnet/comn/utils/AirspaceUtils.java
index 5fb7fcf..9b01b1c 100644
--- a/pav-server/src/main/java/com/palnet/comn/utils/AirspaceUtils.java
+++ b/pav-server/src/main/java/com/palnet/comn/utils/AirspaceUtils.java
@@ -160,11 +160,20 @@ public class AirspaceUtils {
         }
 
         for (Resource resource : resources) {
+            log.info(">>> resource : {}", resource.getFilename());
+            log.info(">>> resource : {}", resource);
             try (InputStream is = resource.getInputStream()) {
                 InputStreamReader isr = new InputStreamReader(is, StandardCharsets.UTF_8);
                 BufferedReader br = new BufferedReader(isr);
+                log.info(">>>> is : {}", is);
+                log.info(">>>> isr : {}", isr);
+                log.info(">>>> br : {}", br);
                 JSONParser jsonParser = new JSONParser();
-                JSONObject jsonObject = (JSONObject) jsonParser.parse(br);
+                Object o = jsonParser.parse(br);
+                log.info(">>>> o : {}", o);
+                log.info(">>>> o : {}", o.getClass());
+//                JSONObject jsonObject = (JSONObject) jsonParser.parse(br);
+                JSONObject jsonObject = (JSONObject) o;
                 List<FeatureInfo> convertFeatureInfos = convertGeoJsonToGeometry(jsonObject);
                 featureInfos.addAll(convertFeatureInfos);
             } catch (Exception e) {