Exception opgetreden:

trim(): Argument #1 ($string) must be of type string, array given
/data/sites/web/sis-financenl/www/wp-content/themes/sisfinance/functions.php:333

#0 /data/sites/web/sis-financenl/www/wp-content/themes/sisfinance/functions.php(333): trim(Array)
#1 /data/sites/web/sis-financenl/www/wp-includes/class-wp-hook.php(324): set_posts_per_page_per_archive_type(Object(WP_Query))
#2 /data/sites/web/sis-financenl/www/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(Object(WP_Query), Array)
#3 /data/sites/web/sis-financenl/www/wp-includes/plugin.php(565): WP_Hook->do_action(Array)
#4 /data/sites/web/sis-financenl/www/wp-includes/class-wp-query.php(1910): do_action_ref_array('...', Array)
#5 /data/sites/web/sis-financenl/www/wp-includes/class-wp-query.php(3949): WP_Query->get_posts()
#6 /data/sites/web/sis-financenl/www/wp-includes/class-wp-query.php(4081): WP_Query->query(Array)
#7 /data/sites/web/sis-financenl/www/wp-content/plugins/wordpress-seo/inc/sitemaps/class-taxonomy-sitemap-provider.php(151): WP_Query->__construct(Array)
#8 /data/sites/web/sis-financenl/www/wp-content/plugins/wordpress-seo/inc/sitemaps/class-sitemaps.php(414): WPSEO_Taxonomy_Sitemap_Provider->get_index_links(1000)
#9 /data/sites/web/sis-financenl/www/wp-content/plugins/wordpress-seo/inc/sitemaps/class-sitemaps.php(366): WPSEO_Sitemaps->build_root_map()
#10 /data/sites/web/sis-financenl/www/wp-content/plugins/wordpress-seo/inc/sitemaps/class-sitemaps.php(279): WPSEO_Sitemaps->build_sitemap('...')
#11 /data/sites/web/sis-financenl/www/wp-includes/class-wp-hook.php(324): WPSEO_Sitemaps->redirect(Object(WP_Query))
#12 /data/sites/web/sis-financenl/www/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters('', Array)
#13 /data/sites/web/sis-financenl/www/wp-includes/plugin.php(565): WP_Hook->do_action(Array)
#14 /data/sites/web/sis-financenl/www/wp-includes/class-wp-query.php(1910): do_action_ref_array('...', Array)
#15 /data/sites/web/sis-financenl/www/wp-includes/class-wp-query.php(3949): WP_Query->get_posts()
#16 /data/sites/web/sis-financenl/www/wp-includes/class-wp.php(701): WP_Query->query(Array)
#17 /data/sites/web/sis-financenl/www/wp-includes/class-wp.php(821): WP->query_posts()
#18 /data/sites/web/sis-financenl/www/wp-includes/functions.php(1342): WP->main('')
#19 /data/sites/web/sis-financenl/www/wp-blog-header.php(16): wp()
#20 /data/sites/web/sis-financenl/www/index.php(17): require('...')
#21 {main}