apply_filters(Array, Array) #2 /srv/psa02/machteldjacques.com/httpdocs/wp-includes/post-template.php(547): apply_filters('post_class', Array, Array, 581) #3 /srv/psa02/machteldjacques.com/httpdocs/wp-includes/post-template.php(427): get_post_class(Array, NULL) #4 /srv/psa02/machteldjacques.com/httpdocs/wp-content/themes/doctype/single-portfolio.php(25): post_class() #5 /srv/psa02/machteldjacques.com/httpdocs/wp-includes/template-loader.php(74): include('/srv/psa02/mach...') #6 /srv/psa02/machteldjacques.com/httpdocs/wp-blog-header.php(19): require_once('/srv/psa02/mach...') #7 /srv/psa02/machteldjacques.com/httpdocs/index.php(17): require('/srv/psa02/mach...') #8 in /srv/psa02/machteldjacques.com/httpdocs/wp-content/themes/doctype/functions.php on line 214