modify

System/Crontab/Crontab.php

@@ -200,6 +200,7 @@ class Crontab extends BaseObject
     public function execute(): void
     {
         try {
+            var_dump($this->handler);
             call_user_func($this->handler, $this->params, $this->name);
         } catch (\Throwable $throwable) {
             $this->addError($throwable->getMessage());

function.php

@@ -690,6 +690,9 @@ if (!function_exists('swoole_unserialize')) {
      */
     function swoole_unserialize($data): mixed
     {
+        if (empty($data)) {
+            return null;
+        }
         if (class_exists('swoole_serialize')) {
             return \swoole_serialize::unpack($data);
         } else {