帮助中心修改

@@ -215,7 +215,7 @@ const _processSearch = (list, params) => {
 const _processDetailData = (result, params) => {
     let menuData = [];
     let contData = false;
-    let data = result[1].data;
+    let data = result[1].data || {};
     let nav = [];
 
     // 常见问题