Fatal error: Uncaught TypeError: mysqli_fetch_array(): Argument #1 ($result) must be of type mysqli_result, bool given in /homepages/20/d77983783/htdocs/scheinwurf/public/php/functions.php:785
Stack trace:
#0 /homepages/20/d77983783/htdocs/scheinwurf/public/php/functions.php(785): mysqli_fetch_array(false, 1)
#1 /homepages/20/d77983783/htdocs/scheinwurf/public/php/functions.php(487): list_kategorien_beitrag(Object(mysqli), '')
#2 /homepages/20/d77983783/htdocs/scheinwurf/public/beitrag.php(33): select_beitrag(Object(mysqli), '234')
#3 {main}
thrown in /homepages/20/d77983783/htdocs/scheinwurf/public/php/functions.php on line 785
