diff --git a/pages/SecondPhase/kmxk/EmptyBoxOnline.vue b/pages/SecondPhase/kmxk/EmptyBoxOnline.vue
index de2b94f..ce27e03 100644
--- a/pages/SecondPhase/kmxk/EmptyBoxOnline.vue
+++ b/pages/SecondPhase/kmxk/EmptyBoxOnline.vue
@@ -91,6 +91,7 @@
 					this.val1 = ''
 					this.val2 = ''
 					this.val3 = ''
+					this.val4 = ''
 					this.$refs.scanChild.toDel()
 					this.disabled = false
 				} catch (e) {