From 8ba26667c9189f98932052c7fc69b039c87d365e Mon Sep 17 00:00:00 2001
From: X1627315083 <1627315083@qq.com>
Date: Thu, 23 Oct 2025 11:23:57 +0800
Subject: [PATCH] fix

---
 src/component/Detail/DesignDetail.vue | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/component/Detail/DesignDetail.vue b/src/component/Detail/DesignDetail.vue
index d7f5f685..e9767b5e 100644
--- a/src/component/Detail/DesignDetail.vue
+++ b/src/component/Detail/DesignDetail.vue
@@ -391,7 +391,7 @@ export default defineComponent({
 					rv:rv,
 					fun:setRevocation
 				}
-				detailData.designDetail.oldModel = JSON.parse(JSON.stringify(detailData.designDetail.newModel))
+				if(detailData?.designDetail?.newModel)detailData.designDetail.oldModel = JSON.parse(JSON.stringify(detailData.designDetail.newModel))
 				delete detailData.designDetail.newModel
 				store.commit('DesignDetail/setPraeview',value)
 				detailData.loadingShow = false