PHP Fatal error In PHP8+

[JinShng]

When I use this compose in Flow config
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main server SWOOLE_WEB_SOCKET
listen address 0.0.0.0
listen port 7800
worker_num 4
reload_async true
max_wait_time 3
heartbeat_check_interval 5
heartbeat_idle_time 20
pid_file /tmp/easy-dev/pid.pid
log_file /var/www/abCoin/Log/swoole.log
user
swoole version 4.8.0
php version 8.0.14
easyswoole version 3.4.6
run mode dev
temp dir /tmp/easy-dev
log dir /var/www/abCoin/Log

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Then Show Report Error:

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PHP Fatal error: Uncaught ReflectionException: Class "\Index" does not exist in /var/www/abCoin/vendor/easyswoole/http-annotation/src/Utility/Scanner.php:43
Stack trace:
#0 /var/www/abCoin/vendor/easyswoole/http-annotation/src/Utility/Scanner.php(43): ReflectionClass->__construct()
#1 /var/www/abCoin/vendor/easyswoole/http-annotation/src/Utility/Scanner.php(106): EasySwoole\HttpAnnotation\Utility\Scanner->getObjectAnnotation()
#2 /var/www/abCoin/vendor/easyswoole/http-annotation/src/Utility/AnnotationDoc.php(81): EasySwoole\HttpAnnotation\Utility\Scanner->scanAnnotations()
#3 /var/www/abCoin/App/Utility/AutoDoc.php(28): EasySwoole\HttpAnnotation\Utility\AnnotationDoc->buildAnnotationHtml()
#4 /var/www/abCoin/App/HttpController/Index.php(16): App\Utility\AutoDoc->scan2Html()
#5 /var/www/abCoin/vendor/easyswoole/http/src/AbstractInterface/Controller.php(163): App\HttpController\Index->index()
#6 /var/www/abCoin/vendor/easyswoole/http/src/AbstractInterface/Controller.php(153): EasySwoole\Http\AbstractInterface\Controller->__exec()
#7 /var/www/abCoin/vendor/easyswoole/http/src/Dispatcher.php(229): EasySwoole\Http\AbstractInterface\Controller->__hook()
#8 /var/www/abCoin/vendor/easyswoole/http/src/Dispatcher.php(183): EasySwoole\Http\Dispatcher->controllerExecutor()
#9 /var/www/abCoin/vendor/easyswoole/easyswoole/src/Core.php(264): EasySwoole\Http\Dispatcher->dispatch()
#10 {main}
thrown in /var/www/abCoin/vendor/easyswoole/http-annotation/src/Utility/Scanner.php on line 43

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PHP7.3 is usable