diff --git a/blade-service/blade-desk/src/main/java/org/springblade/desk/quality/service/impl/PlanTestServiceImpl.java b/blade-service/blade-desk/src/main/java/org/springblade/desk/quality/service/impl/PlanTestServiceImpl.java
index 2f262801..cf50b569 100644
--- a/blade-service/blade-desk/src/main/java/org/springblade/desk/quality/service/impl/PlanTestServiceImpl.java
+++ b/blade-service/blade-desk/src/main/java/org/springblade/desk/quality/service/impl/PlanTestServiceImpl.java
@@ -69,13 +69,19 @@ public class PlanTestServiceImpl extends BaseServiceImpl<PlanTestMapper, PlanTes
     @Override
     public JSONArray detailPage(PlanTest prPlanTest) {
         PlanTest test = baseMapper.selectById(prPlanTest.getId());
-        WorkPlan prWorkPlan = workPlanService.getById(test.getWpId());
-        WorkOrder prWorkOrder = workOrderMapper.selectById(prWorkPlan.getWoId());
+        if(null != test){
+            WorkPlan prWorkPlan = workPlanService.getById(test.getWpId());
+            if(null != prWorkPlan){
+                WorkOrder prWorkOrder = workOrderMapper.selectById(prWorkPlan.getWoId());
+                if(null != prWorkOrder){
+                    JSONObject obj = testRec(prWorkOrder.getWoCode(), test.getErpId(),test.getDataId());
+                    if (obj != null) {
+                        JSONObject data = obj.getJSONObject("data");
+                        return data.getJSONArray("nodeEndTime");
+                    }
+                }
 
-        JSONObject obj = testRec(prWorkOrder.getWoCode(), test.getErpId(),test.getDataId());
-        if (obj != null) {
-            JSONObject data = obj.getJSONObject("data");
-            return data.getJSONArray("nodeEndTime");
+            }
         }
         return null;
     }