diff --git a/app/Services/Business/BusinessClient.php b/app/Services/Business/BusinessClient.php
index 6ddd0e4..5f52015 100644
--- a/app/Services/Business/BusinessClient.php
+++ b/app/Services/Business/BusinessClient.php
@@ -186,7 +186,9 @@ abstract class BusinessClient
             ];
             $promises[] = $client->postAsync($url, $options);
         }
-        Promise\Utils::unwrap($promises);
-        \Illuminate\Support\Facades\Log::info('本次批量同步数量: ' . count($promises));
+        if ($promises) {
+            Promise\Utils::unwrap($promises);
+            \Illuminate\Support\Facades\Log::info('本次批量同步数量: ' . count($promises));
+        }
     }
 }