From 9b3673290c1621c47777ffbd7d55e20f82ecb053 Mon Sep 17 00:00:00 2001
From: "as2252258@163.com" <as22522582>
Date: Fri, 16 Apr 2021 01:33:14 +0800
Subject: [PATCH] modify

---
 System/Crontab/Zookeeper.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/System/Crontab/Zookeeper.php b/System/Crontab/Zookeeper.php
index 0e4b6c8e..fe5804d1 100644
--- a/System/Crontab/Zookeeper.php
+++ b/System/Crontab/Zookeeper.php
@@ -75,7 +75,9 @@ class Zookeeper extends Process
     private function loadCarobTask(): array
     {
         $redis = Snowflake::app()->getRedis();
-
+        if (!$redis->exists(Producer::CRONTAB_KEY)) {
+            logger()->addError('queue cache not found.');
+        }
         $range = $redis->zRangeByScore(Producer::CRONTAB_KEY, '0', (string)time());
 
         $redis->zRem(Producer::CRONTAB_KEY, ...$range);