diff --git a/src/components/pages/multiplyArea.vue b/src/components/pages/multiplyArea.vue
index cdb071d1..a5ab24db 100644
--- a/src/components/pages/multiplyArea.vue
+++ b/src/components/pages/multiplyArea.vue
@@ -116,7 +116,7 @@ export default {
     }
   },
   created() {
-    [this.$route.query.value].flat().map(id => this.$set(this.selected, id, {id}))
+    [this.$route.query.value].filter(e=>!!e).flat().map(id => this.$set(this.selected, id, {id}))
     this.getOptionsByRoot()
   }
 }