diff --git a/src/views/lawEnforcement/retrospect/retrospectDetail.vue b/src/views/lawEnforcement/retrospect/retrospectDetail.vue
index bc66be0d..f74a58ca 100644
--- a/src/views/lawEnforcement/retrospect/retrospectDetail.vue
+++ b/src/views/lawEnforcement/retrospect/retrospectDetail.vue
@@ -98,9 +98,6 @@
           this.form = response.data;
         });
       },
-      goBack(){
-        window.history.go(-1)
-      }
     },
     watch: {
       $route (to, from ) {
diff --git a/src/views/lawEnforcement/retrospect/scan.vue b/src/views/lawEnforcement/retrospect/scan.vue
index bcafbcbf..2cd98068 100644
--- a/src/views/lawEnforcement/retrospect/scan.vue
+++ b/src/views/lawEnforcement/retrospect/scan.vue
@@ -1,7 +1,7 @@
 <template>
   <div class="scan">
     <div class="nav">
-      <a class="close" @click="() => $router.go(-1)"></a>
+      <a class="close" @click="history.back(-1)"></a>
       <p class="title">扫一扫</p>
     </div>
     <div class="scroll-container">
@@ -35,11 +35,9 @@ export default {
   methods: {
     codeScanned(code) {
       this.scanned = code;
-      setTimeout(() => {
         alert(`扫码解析成功: ${code}`);
         Cookies.set("scanLink", code);
         // history.back(-1);
-      }, 200)
     },
     errorCaptured(error) {
       switch (error.name) {
@@ -64,7 +62,7 @@ export default {
           this.errorMessage = "UNKNOWN ERROR: " + error.message;
       }
       console.error(this.errorMessage);
-     alert('相机调用失败');
+      alert('相机调用失败');
     }
   },
   mounted () {