Warning: Use of undefined constant _PS_THEME_DIR_ - assumed '_PS_THEME_DIR_' (this will throw an Error in a future version of PHP) in /home/mwenaus/www/config/config.inc.php on line 20

Fatal error: Uncaught TypeError: Argument 1 passed to PrestaShop\PrestaShop\Core\Addon\Theme\Theme::__construct() must be of the type array, string given, called in /home/mwenaus/www/config/config.inc.php on line 20 and defined in /home/mwenaus/www/src/Core/Addon/Theme/Theme.php:39 Stack trace: #0 /home/mwenaus/www/config/config.inc.php(20): PrestaShop\PrestaShop\Core\Addon\Theme\Theme->__construct('classic', '_PS_THEME_DIR_') #1 /home/mwenaus/www/index.php(2): require('/home/mwenaus/w...') #2 {main} thrown in /home/mwenaus/www/src/Core/Addon/Theme/Theme.php on line 39