Fatal error: Uncaught Error: Call to undefined method phpbb\controller\helper::display_footer() in /customers/4/a/5/duwirstvermisst.de/httpd.www/includes/functions.php:4254 Stack trace: #0 /customers/4/a/5/duwirstvermisst.de/httpd.www/includes/functions.php(3202): page_footer() #1 [internal function]: msg_handler(1024, 'Bitte l\xC3\xB6sche, ...', '/customers/4/a/...', 376, Array) #2 /customers/4/a/5/duwirstvermisst.de/httpd.www/phpbb/user.php(376): trigger_error('REMOVE_INSTALL') #3 /customers/4/a/5/duwirstvermisst.de/httpd.www/viewtopic.php(357): phpbb\user->setup(NULL, '55') #4 {main} thrown in /customers/4/a/5/duwirstvermisst.de/httpd.www/includes/functions.php on line 4254