diff --git a/smart-flow-web/src/store/modules/system/user.js b/smart-flow-web/src/store/modules/system/user.js
index e87e9f4..2080d29 100644
--- a/smart-flow-web/src/store/modules/system/user.js
+++ b/smart-flow-web/src/store/modules/system/user.js
@@ -379,6 +379,10 @@ function injectWorkflowSubMenus(menuNode) {
     const dictStore = useDictStore();
     // 从数据字典加载流转状态项列表，实现真正的动态插拔
     const statesDict = dictStore.getDictData('WORKFLOW_STATE') || [];
+    if (statesDict.length === 0) {
+      // 增加防空防丢保护：如果数据字典暂未就绪，直接返回以避免清空或覆盖原菜单项
+      return;
+    }
 
     const children = [];
     statesDict.forEach((item, index) => {