Fatal error: Uncaught TypeError: implode(): Argument #2 ($array) must be of type ?array, string given in /homepages/37/d202737921/htdocs/phps/funktionen.php:641 Stack trace: #0 /homepages/37/d202737921/htdocs/phps/funktionen.php(641): implode(Array, ' ') #1 /homepages/37/d202737921/htdocs/phps/session.php(88): stopwords('Engineering\n\n&n...') #2 /homepages/37/d202737921/htdocs/index.php(7): include_once('/homepages/37/d...') #3 {main} thrown in /homepages/37/d202737921/htdocs/phps/funktionen.php on line 641