diff --git a/src/views/flow/admin/def-editor/validate.ts b/src/views/flow/admin/def-editor/validate.ts
index 99f6dba..a50e52e 100644
--- a/src/views/flow/admin/def-editor/validate.ts
+++ b/src/views/flow/admin/def-editor/validate.ts
@@ -55,6 +55,26 @@ export function validateModel(model: EditorModel, depts: DeptOption[], routers:
                 } else if (!a.userIds.length) {
                     push(item.uid, "error", path, "指定用户不能为空");
                 }
+                if (item.outlets && item.outlets.length >= 2) {
+                    if (item.outlets.length > MAX_BRANCHES) {
+                        push(item.uid, "error", path, `出口数最多 ${MAX_BRANCHES} 个`);
+                    }
+                    item.outlets.forEach((o, i) => {
+                        if (!o.trim()) {
+                            push(item.uid, "error", path, `第 ${i + 1} 个出口的按钮文案不能为空`);
+                        } else if (item.outlets!.indexOf(o) !== i) {
+                            push(item.uid, "error", path, `出口文案重复：「${o}」（按钮文案必须唯一）`);
+                        }
+                    });
+                    (item.branches || []).forEach((branch, i) => {
+                        const p = `${path}·出口「${item.outlets![i] || i + 1}」`;
+                        if (!branch.length) {
+                            push(item.uid, "error", p, "出口泳道为空，请添加节点");
+                            return;
+                        }
+                        rec(branch, p);
+                    });
+                }
                 return;
             }