Warning: Declaration of productsWalker::start_el(&$output, $category, $depth, $args) should be compatible with Walker_Category::start_el(&$output, $category, $depth = 0, $args = Array, $id = 0) in /customers/b/0/1/frenchchicken.dk/httpd.www/valby/wp-content/themes/limon/functions/theme-ui.php on line 31

Fatal error: Uncaught Error: Using $this when not in object context in /customers/b/0/1/frenchchicken.dk/httpd.www/valby/wp-content/themes/limon/functions/includes/to.php:38
Stack trace:
#0 /customers/b/0/1/frenchchicken.dk/httpd.www/valby/wp-content/themes/limon/functions.php(55): require_once()
#1 /customers/b/0/1/frenchchicken.dk/httpd.www/valby/wp-settings.php(426): include('/customers/b/0/...')
#2 /customers/b/0/1/frenchchicken.dk/httpd.www/valby/wp-config.php(90): require_once('/customers/b/0/...')
#3 /customers/b/0/1/frenchchicken.dk/httpd.www/valby/wp-load.php(37): require_once('/customers/b/0/...')
#4 /customers/b/0/1/frenchchicken.dk/httpd.www/valby/wp-blog-header.php(13): require_once('/customers/b/0/...')
#5 /customers/b/0/1/frenchchicken.dk/httpd.www/valby/index.php(17): require('/customers/b/0/...')
#6 {main}
  thrown in /customers/b/0/1/frenchchicken.dk/httpd.www/valby/wp-content/themes/limon/functions/includes/to.php on line 38