Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, function "custom_pre_get_posts_query" not found or invalid function name in /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/class-wp-hook.php:310
Stack trace:
#0 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array)
#1 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#2 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-content/plugins/woocommerce/includes/class-wc-query.php(545): do_action('woocommerce_pro...', Object(WP_Query), Object(WC_Query))
#3 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-content/plugins/woocommerce/includes/class-wc-query.php(422): WC_Query->product_query(Object(WP_Query))
#4 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/class-wp-hook.php(308): WC_Query->pre_get_posts(Object(WP_Query))
#5 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(Object(WP_Query), Array)
#6 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/plugin.php(565): WP_Hook->do_action(Array)
#7 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/class-wp-query.php(1870): do_action_ref_array('pre_get_posts', Array)
#8 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/class-wp-query.php(3787): WP_Query->get_posts()
#9 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/class-wp.php(663): WP_Query->query(Array)
#10 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/class-wp.php(783): WP->query_posts()
#11 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/functions.php(1334): WP->main('')
#12 /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-blog-header.php(16): wp()
#13 /customers/9/0/1/jordemoderhuset.com/httpd.www/index.php(17): require('/customers/9/0/...')
#14 {main}
  thrown in /customers/9/0/1/jordemoderhuset.com/httpd.www/wp-includes/class-wp-hook.php on line 310