Fatal error: Uncaught Error: Call to undefined function is_product() in /home3/getcreb1/public_html/wp-content/plugins/product-input-fields-for-woocommerce/includes/class-alg-wc-pif-core.php:281 Stack trace: #0 /home3/getcreb1/public_html/wp-includes/class-wp-hook.php(324): Alg_WC_PIF_Core->enqueue_scripts('') #1 /home3/getcreb1/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #2 /home3/getcreb1/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #3 /home3/getcreb1/public_html/wp-includes/script-loader.php(2272): do_action('wp_enqueue_scri...') #4 /home3/getcreb1/public_html/wp-includes/class-wp-hook.php(324): wp_enqueue_scripts('') #5 /home3/getcreb1/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #6 /home3/getcreb1/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #7 /home3/getcreb1/public_html/wp-includes/general-template.php(3064): do_action('wp_head') #8 /home3/getcreb1/public_html/wp-content/themes/eztheme/header.p in /home3/getcreb1/public_html/wp-content/plugins/product-input-fields-for-woocommerce/includes/class-alg-wc-pif-core.php on line 281