Fatal error: Uncaught Error: Call to undefined function is_checkout() in /home/ingija/domains/investologija.lt/public_html/wp-content/plugins/woo-checkout-field-editor-pro/checkout-form-designer.php:78 Stack trace: #0 /home/ingija/domains/investologija.lt/public_html/wp-includes/class-wp-hook.php(286): thwcfd_enqueue_scripts('') #1 /home/ingija/domains/investologija.lt/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #2 /home/ingija/domains/investologija.lt/public_html/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #3 /home/ingija/domains/investologija.lt/public_html/wp-includes/script-loader.php(1435): do_action('wp_enqueue_scri...') #4 /home/ingija/domains/investologija.lt/public_html/wp-includes/class-wp-hook.php(286): wp_enqueue_scripts('') #5 /home/ingija/domains/investologija.lt/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #6 /home/ingija/domains/investologija.lt/public_html/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #7 /ho in /home/ingija/domains/investologija.lt/public_html/wp-content/plugins/woo-checkout-field-editor-pro/checkout-form-designer.php on line 78