diff --git a/ui/dasadmin/src/views/backend/WindBlower/index.vue b/ui/dasadmin/src/views/backend/WindBlower/index.vue
index 0163d4cd..3fdb4d54 100644
--- a/ui/dasadmin/src/views/backend/WindBlower/index.vue
+++ b/ui/dasadmin/src/views/backend/WindBlower/index.vue
@@ -204,7 +204,7 @@
                                     </div>
                                     <div class="summarize-panel-base">
                                         <div>
-                                            <span class="content-number">{{ realTimeDataForSingle.monthGeneration }}</span>
+                                            <span class="content-number">{{ realTimeDataForSingle?.monthGeneration ?? '-' }}</span>
                                         </div>
                                         <div><span>万kWh</span></div>
                                         <div><span>月发电量</span></div>
@@ -218,7 +218,7 @@
                                     </div>
                                     <div class="summarize-panel-base">
                                         <div>
-                                            <span class="content-number">{{ realTimeDataForSingle.yearGeneration }}</span>
+                                            <span class="content-number">{{ realTimeDataForSingle?.yearGeneration ?? '-' }}</span>
                                         </div>
                                         <div><span>万kWh</span></div>
                                         <div><span>年发电量</span></div>