diff --git a/src/views/index.vue b/src/views/index.vue
index a897c3a..7300b8d 100644
--- a/src/views/index.vue
+++ b/src/views/index.vue
@@ -531,6 +531,7 @@
           </el-form-item>
 
           <div
+              v-if="parasPosForm && parasPosForm.runwaynum"
               v-for="(item, k) in parasPosForm.runwaynum.startpos_num ? Array(parasPosForm.runwaynum.startpos_num) : []"
               :key="k"
               style="width: 100%"