上传一直卡在这里，刷新也没有，上传返回错误信息
Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /usr/local/nginx/tmp_cdn_server/app/upload_slice.php:298 Stack trace: #0 /usr/local/nginx/tmp_cdn_server/app/upload_slice.php(179): upload_server->get_upload_status('d6f0bbeb47a4e22...') #1 /usr/local/nginx/tmp_cdn_server/app/upload_slice.php(87): upload_server->prepare('d6f0bbeb47a4e22...', '92649344', Array) #2 /usr/local/nginx/tmp_cdn_server/app/upload_slice.php(51): upload_server->stage_select() #3 /usr/local/nginx/tmp_cdn_server/app/upload_slice.php(19): upload_server->__construct() #4 {main} thrown in /usr/local/nginx/tmp_cdn_server/app/upload_slice.php on line 298
