diff --git a/other-module/canteen-device/raw-veg-inspection-scale/01-verify-inspection.html b/other-module/canteen-device/raw-veg-inspection-scale/01-verify-inspection.html
index 9ad4bd5..4ad651d 100644
--- a/other-module/canteen-device/raw-veg-inspection-scale/01-verify-inspection.html
+++ b/other-module/canteen-device/raw-veg-inspection-scale/01-verify-inspection.html
@@ -1160,11 +1160,12 @@
 
       /* 根据来源设置返回目标页 */
       refererPage = detectRefererPage();
-      document.getElementById('topBackBtn').href = refererPage;
+      var backBtn = document.getElementById('topBackBtn');
+      if (backBtn) backBtn.href = refererPage;
 
       initDirectSupplierSelect();
       renderOrderCards();
-      bindBackBtn();
+      if (backBtn) bindBackBtn();
       bindCameraClick();
     }