Fatal error: Uncaught Error: Call to undefined function is_checkout() in /home/ipalrobot/www.ipalrobot.nl/wp-content/plugins/mollie-payments-for-woocommerce/inc/utils.php:13 Stack trace: #0 /home/ipalrobot/www.ipalrobot.nl/wp-content/plugins/mollie-payments-for-woocommerce/src/Mollie/WC/Plugin.php(358): isCheckoutContext() #1 /home/ipalrobot/www.ipalrobot.nl/wp-includes/class-wp-hook.php(288): Mollie_WC_Plugin::enqueueFrontendScripts('') #2 /home/ipalrobot/www.ipalrobot.nl/wp-includes/class-wp-hook.php(312): WP_Hook->apply_filters(NULL, Array) #3 /home/ipalrobot/www.ipalrobot.nl/wp-includes/plugin.php(478): WP_Hook->do_action(Array) #4 /home/ipalrobot/www.ipalrobot.nl/wp-includes/script-loader.php(2667): do_action('wp_enqueue_scri...') #5 /home/ipalrobot/www.ipalrobot.nl/wp-includes/class-wp-hook.php(288): wp_enqueue_scripts('') #6 /home/ipalrobot/www.ipalrobot.nl/wp-includes/class-wp-hook.php(312): WP_Hook->apply_filters(NULL, Array) #7 /home/ipalrobot/www.ipalrobot.nl/wp-includes/plugin.php(478): WP_Hook->do_action(Arra in /home/ipalrobot/www.ipalrobot.nl/wp-content/plugins/mollie-payments-for-woocommerce/inc/utils.php on line 13