diff --git a/src/component/LibraryPage/setLabel.vue b/src/component/LibraryPage/setLabel.vue
index f7cde38e..597748fa 100644
--- a/src/component/LibraryPage/setLabel.vue
+++ b/src/component/LibraryPage/setLabel.vue
@@ -234,7 +234,7 @@ export default defineComponent({
 				this.openType = true
 			}
 			nextTick().then(()=>{
-				input.focus()
+				input?.focus()
 			})
 		},
 		removeLabel(val:any){