diff --git a/app/Service/RequestService.php b/app/Service/RequestService.php
index c455a87..890b39b 100644
--- a/app/Service/RequestService.php
+++ b/app/Service/RequestService.php
@@ -4,14 +4,19 @@ declare(strict_types=1);
 
 namespace App\Service;
 
+use App\Exception\BusinessException;
 use App\Helper\StringHelper;
 use App\Model\RequestLog;
 
 class RequestService extends AbstractService
 {
-    public function getRequestLogByToken($token): ?RequestLog
+    public function getRequestLogByToken($token): RequestLog
     {
-        return RequestLog::where('request_token', $token)->first();
+        $requestLog = RequestLog::where('request_token', $token)->first();
+        if (is_null($requestLog)) {
+            throw new BusinessException('token不存在');
+        }
+        return $requestLog;
     }
 
     public function createRequestLog($requestUri, $params): RequestLog