Fatal error: Uncaught TypeError: Argument 1 passed to Workerman\MySQL\Connection::cols() must be of the type array, null given, called in /www/wwwroot/80.com/comics/search.php on line 13 and defined in /www/wwwroot/80.com/vendor/workerman/mysql/src/Connection.php:1472 Stack trace: #0 /www/wwwroot/80.com/comics/search.php(13): Workerman\MySQL\Connection->cols(NULL) #1 {main} thrown in /www/wwwroot/80.com/vendor/workerman/mysql/src/Connection.php on line 1472