diff --git a/Server/application/cunkebao/controller/distribution/ChannelController.php b/Server/application/cunkebao/controller/distribution/ChannelController.php
index 9b2cc2f3..40daac23 100644
--- a/Server/application/cunkebao/controller/distribution/ChannelController.php
+++ b/Server/application/cunkebao/controller/distribution/ChannelController.php
@@ -912,7 +912,8 @@ class ChannelController extends BaseController
                         'width' => 430,  // 二维码的宽度
                     ]);
 
-                    if ($response instanceof StreamResponse) {
+                    // 成功时返回的是 StreamResponse，失败时通常返回数组（包含 errcode/errmsg）
+                    if ($response instanceof \EasyWeChat\Kernel\Http\StreamResponse) {
                         $img = $response->getBody()->getContents();
                         $imgBase64 = 'data:image/png;base64,' . base64_encode($img);
 
@@ -927,14 +928,26 @@ class ChannelController extends BaseController
                                 'token' => $token  // 返回token，小程序端可以通过scene查询
                             ]
                         ]);
-                    } else {
+                    }
+
+                    // 如果不是流响应，而是数组（错误信息），则解析错误返回
+                    if (is_array($response) && isset($response['errcode']) && $response['errcode'] != 0) {
+                        $errMsg = isset($response['errmsg']) ? $response['errmsg'] : '微信接口返回错误';
                         return json([
                             'code' => 500,
                             'success' => false,
-                            'msg' => '生成小程序码失败：响应格式错误',
-                            'data' => null
+                            'msg' => '生成小程序码失败：' . $errMsg,
+                            'data' => $response
                         ]);
                     }
+
+                    // 其他未知格式
+                    return json([
+                        'code' => 500,
+                        'success' => false,
+                        'msg' => '生成小程序码失败：响应格式错误',
+                        'data' => $response
+                    ]);
                 } catch (\Exception $e) {
                     return json([
                         'code' => 500,