diff --git a/app/controller/Crawler.php b/app/controller/Crawler.php
index f28dc6d..3615c6a 100644
--- a/app/controller/Crawler.php
+++ b/app/controller/Crawler.php
@@ -340,11 +340,38 @@ class Crawler extends BaseController
             
             $treeData = $service->getPositionTree($dsdm, $examid, $bmid, $userid, (string)$aa, $cookies);
 
+            // 若接口返回包装结构 { "data": [...] } / { "tree": [...] } 则取内层节点数组
+            if (is_array($treeData) && isset($treeData['data']) && is_array($treeData['data'])) {
+                $treeData = $treeData['data'];
+            }
+            if (is_array($treeData) && isset($treeData['tree']) && is_array($treeData['tree'])) {
+                $treeData = $treeData['tree'];
+            }
+
             $zwdmList = [];
-            $collectCodes = function (array $nodes) use (&$collectCodes, &$zwdmList) {
+            $isNocheck = function ($node) {
+                if (isset($node['nocheck'])) {
+                    $v = $node['nocheck'];
+                    if ($v === true || $v === 'true' || $v === 1) {
+                        return true;
+                    }
+                }
+                if (isset($node['noCheck'])) {
+                    $v = $node['noCheck'];
+                    if ($v === true || $v === 'true' || $v === 1) {
+                        return true;
+                    }
+                }
+                return false;
+            };
+
+            $collectCodes = function (array $nodes) use (&$collectCodes, &$zwdmList, $isNocheck) {
                 foreach ($nodes as $item) {
+                    if (!is_array($item)) {
+                        continue;
+                    }
                     // 跳过包含 nocheck: true 的节点（如分组节点，不参与爬取）
-                    if (!empty($item['nocheck'])) {
+                    if ($isNocheck($item)) {
                         if (!empty($item['children']) && is_array($item['children'])) {
                             $collectCodes($item['children']);
                         }