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uniapp/youjiala/src/pages/security/user-operation.vue

@@ -103,6 +103,10 @@ async function load(): Promise<void> {
         return;
     }
     data.value = result;
+    // 子表数组统一兑底：服务端 FindByKey/保存返回可能缺字段，否则模板读 .length 会报 undefined
+    if (!data.value.SecurityUserActors) {
+        data.value.SecurityUserActors = [];
+    }
 }
 
 /** 字段改写：admin-form 不直接改 props.model，统一回抛到这里 */
@@ -127,6 +131,9 @@ async function onSave(): Promise<void> {
     if (result?.SecurityUser) {
         data.value = result;
     }
+    if (!data.value.SecurityUserActors) {
+        data.value.SecurityUserActors = [];
+    }
     routeId.value = String(user.value.UserName ?? "");
     readonly.value = true;
     uni.showToast({ title: t("AdminPage.savedTip"), icon: "none" });