Fatal error: Uncaught Error: Call to undefined function determine_locale() in /var/www/clients/client0/web18/web/wp-content/plugins/woocommerce/includes/class-woocommerce.php:643 Stack trace: #0 /var/www/clients/client0/web18/web/wp-content/plugins/woocommerce/includes/class-woocommerce.php(611): WooCommerce->load_plugin_textdomain() #1 /var/www/clients/client0/web18/web/wp-includes/class-wp-hook.php(286): WooCommerce->init('') #2 /var/www/clients/client0/web18/web/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #3 /var/www/clients/client0/web18/web/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #4 /var/www/clients/client0/web18/web/wp-settings.php(450): do_action('init') #5 /var/www/clients/client0/web18/web/wp-config.php(177): require_once('/var/www/client...') #6 /var/www/clients/client0/web18/web/wp-load.php(37): require_once('/var/www/client...') #7 /var/www/clients/client0/web18/web/wp-blog-header.php(13): require_once('/var/www/client...') #8 /var/www/clients/client0/web18/web/index. in /var/www/clients/client0/web18/web/wp-content/plugins/woocommerce/includes/class-woocommerce.php on line 643