diff --git a/pav-server/src/main/java/com/palnet/biz/api/external/service/DronOneStopService.java b/pav-server/src/main/java/com/palnet/biz/api/external/service/DronOneStopService.java
index da9eccfd..8609ea52 100644
--- a/pav-server/src/main/java/com/palnet/biz/api/external/service/DronOneStopService.java
+++ b/pav-server/src/main/java/com/palnet/biz/api/external/service/DronOneStopService.java
@@ -166,11 +166,12 @@ public class DronOneStopService {
                     saveApprovalCd = ApprovalCd.UNAPPROVED;
                 }
                 log.info("approvalCd : {}/{}", saveApprovalCd.getCode(), saveApprovalCd);
+                LimitZoneType limitZoneType = LimitZoneType.fromCode(approvalResult.getLimitZone());
                 DosPlanRs.DosPlan.CheckInfo checkInfo = DosPlanRs.DosPlan.CheckInfo.builder()
                         .zoneno(area.getZoneno())
                         .chkresult(saveApprovalCd.getCode())
                         .reason(saveApprovalCd.getMessage())
-                        .obslimit(Objects.requireNonNull(LimitZoneType.fromCode(approvalResult.getLimitZone())).getMessage())
+                        .obslimit(limitZoneType != null ? limitZoneType.getMessage() : null)
                         .prmtelev(approvalResult.getFltElevMax() != null ? String.valueOf(((int) Math.floor(approvalResult.getFltElevMax()))) : null)
                         .build();
 
@@ -340,4 +341,5 @@ public class DronOneStopService {
         Double distance = distances.stream().min(Double::compare).orElse(null);
         return distance;
     }
+
 }
diff --git a/pav-server/src/test/java/com/palnet/biz/api/external/service/DronOneStopServiceTest.java b/pav-server/src/test/java/com/palnet/biz/api/external/service/DronOneStopServiceTest.java
index a9283934..fa677e0c 100644
--- a/pav-server/src/test/java/com/palnet/biz/api/external/service/DronOneStopServiceTest.java
+++ b/pav-server/src/test/java/com/palnet/biz/api/external/service/DronOneStopServiceTest.java
@@ -126,4 +126,10 @@ class DronOneStopServiceTest {
 
         }
     }
+
+    @Test
+    void test() {
+        DosApprovalResult approvalResult= dronOneStopService.getApprovalResult(500.0, 492.0, new Coordinate(126.83916033495814, 37.56642984745274));
+        log.info("{}", approvalResult);
+    }
 }
\ No newline at end of file