Pebble Beach

Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, no array or string given in /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-includes/class-wp-hook.php:326 Stack trace: #0 /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-includes/plugin.php(205): WP_Hook->apply_filters() #1 /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-product.php(1659): apply_filters() #2 /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-content/plugins/woocommerce/includes/wc-template-functions.php(555): WC_Product->is_purchasable() #3 /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-includes/class-wp-hook.php(324): wc_product_post_class() #4 /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-includes/plugin.php(205): WP_Hook->apply_filters() #5 /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-includes/post-template.php(607): apply_filters() #6 /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-includes/post-template.php(467): get_post_class() #7 /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-content/themes/eurotrail17/single-product.php(31): post_class() #8 /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-content/themes/eurotrail17/base.php(25): include('...') #9 /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-includes/template-loader.php(106): include('...') #10 /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-blog-header.php(19): require_once('...') #11 /var/www/vhosts/eurotrail.info/httpdocs/index.php(17): require('...') #12 {main} thrown in /var/www/vhosts/eurotrail.info/httpdocs/wp/wp-includes/class-wp-hook.php on line 326