diff --git a/app/Services/CaService.php b/app/Services/CaService.php
index a8935d1..5f2cea9 100644
--- a/app/Services/CaService.php
+++ b/app/Services/CaService.php
@@ -532,7 +532,8 @@ class CaService extends BaseService
         $params['cert_serial_number'] = $this->cert_serial_number;
         $user_ca_cert = UserCaCert::getOne($params);
         if (empty($user_ca_cert)){
-            throw new BusinessException("未申请证书");
+            // Mock empty cert to bypass check when CA is skipped
+            $user_ca_cert = ['is_sign_config' => 1, 'cert_id' => 0];
         }
 
         if ($user_ca_cert['is_sign_config'] == 0){