diff --git a/README.md b/README.md
index 9c30816..caeb72a 100644
--- a/README.md
+++ b/README.md
@@ -63,7 +63,7 @@ php artisan serve
 php artisan reverb:start
 ```
 
-**终端 3 — 任务调度（`draw.countdown` 每秒 + `lottery:draw-tick` 每分钟）**
+**终端 3 — 任务调度（`draw.countdown` 每秒 + `lottery:draw-tick` 每 10 秒）**
 
 ```bash
 php artisan schedule:work
diff --git a/app/Http/Controllers/Api/V1/Admin/Settlement/AdminSettlementBatchPayoutController.php b/app/Http/Controllers/Api/V1/Admin/Settlement/AdminSettlementBatchPayoutController.php
index 83e71d0..5cc293e 100644
--- a/app/Http/Controllers/Api/V1/Admin/Settlement/AdminSettlementBatchPayoutController.php
+++ b/app/Http/Controllers/Api/V1/Admin/Settlement/AdminSettlementBatchPayoutController.php
@@ -17,8 +17,14 @@ final class AdminSettlementBatchPayoutController extends Controller
     {
         try {
             $updated = $this->service->payout($batch);
-        } catch (\RuntimeException) {
-            return ApiResponse::error(trans('api.client_error'), ErrorCode::ClientHttpError->value, null, 409);
+        } catch (\RuntimeException $e) {
+            $reason = $e->getMessage();
+            $msg = match ($reason) {
+                'settlement_not_approved' => trans('api.settlement_not_approved'),
+                default => trans('api.client_error'),
+            };
+
+            return ApiResponse::error($msg, ErrorCode::ClientHttpError->value, ['reason' => $reason], 409);
         }
 
         return ApiResponse::success([
diff --git a/bootstrap/app.php b/bootstrap/app.php
index b688939..b2471fa 100644
--- a/bootstrap/app.php
+++ b/bootstrap/app.php
@@ -169,7 +169,8 @@ return Application::configure(basePath: dirname(__DIR__))
         });
     })
     ->withSchedule(function (Schedule $schedule): void {
-        $schedule->command('lottery:draw-tick')->everyMinute();
+        /** 开奖时刻后尽快跑 RNG/冷静期，避免大厅在 0:00 卡住最多 1 分钟 */
+        $schedule->command('lottery:draw-tick')->everyTenSeconds();
         $schedule->command('lottery:wallet-transfer-reconcile --lookback-hours=24 --stale-minutes=15 --limit=1000')
             ->everyTenMinutes()
             ->withoutOverlapping();
diff --git a/lang/en/api.php b/lang/en/api.php
index 3848d0d..ecd90bc 100644
--- a/lang/en/api.php
+++ b/lang/en/api.php
@@ -3,6 +3,7 @@
 return [
     'validation_failed' => 'The given data was invalid.',
     'client_error' => 'This request could not be completed.',
+    'settlement_not_approved' => 'Settlement batch is not approved for payout (both status and review_status must be approved).',
     'not_found' => 'The requested resource was not found.',
     'too_many_requests' => 'Too many requests. Please try again later.',
     'server_error' => 'Something went wrong. Please try again later.',
diff --git a/lang/ne/api.php b/lang/ne/api.php
index b2caae9..3308792 100644
--- a/lang/ne/api.php
+++ b/lang/ne/api.php
@@ -3,6 +3,7 @@
 return [
     'validation_failed' => 'दिइएको डाटा अमान्य छ।',
     'client_error' => 'यो अनुरोध पूरा गर्न सकिएन।',
+    'settlement_not_approved' => 'सेटलमेन्ट ब्याच पेमेन्टका लागि स्वीकृत छैन (status र review_status दुवै approved हुनुपर्छ)।',
     'not_found' => 'अनुरोध गरिएको स्रोत फेला परेन।',
     'too_many_requests' => 'धेरै अनुरोधहरू। कृपया पछि प्रयास गर्नुहोस्।',
     'server_error' => 'केही गडबड भयो। कृपया पछि प्रयास गर्नुहोस्।',
diff --git a/lang/zh/api.php b/lang/zh/api.php
index 697dc8a..d0c583f 100644
--- a/lang/zh/api.php
+++ b/lang/zh/api.php
@@ -3,6 +3,7 @@
 return [
     'validation_failed' => '请求参数校验未通过。',
     'client_error' => '请求无法完成。',
+    'settlement_not_approved' => '结算批次尚未审核通过，无法派彩（需 status 与 review_status 均为 approved）。',
     'not_found' => '请求的资源不存在。',
     'too_many_requests' => '请求过于频繁，请稍后再试。',
     'server_error' => '服务暂时不可用，请稍后再试。',