diff --git a/src/components/Detail/src/Detail.vue b/src/components/Detail/src/Detail.vue
index c8ebbd536..efa872f7e 100644
--- a/src/components/Detail/src/Detail.vue
+++ b/src/components/Detail/src/Detail.vue
@@ -723,7 +723,7 @@ const masterParmas = ref({
 
 // 列表头部按钮
 const HeadButttondata = ref()
-const HeadButttondataBackups = ref()// 列表头部按钮备份
+const HeadButttondataBackups = ref([])// 列表头部按钮备份
 // 列表-操作按钮
 const buttondata = ref()