Warning: Undefined variable $category in /home/platne/serwer290074/public_html/genpol.us/publications.php on line 2

Fatal error: Uncaught TypeError: Genpol\ReadingRoomService::list(): Argument #2 ($category) must be of type string, null given, called in /home/platne/serwer290074/public_html/genpol.us/publications.php on line 2 and defined in /home/platne/serwer290074/public_html/genpol.us/app/ReadingRoomService.php:11 Stack trace: #0 /home/platne/serwer290074/public_html/genpol.us/publications.php(2): Genpol\ReadingRoomService->list() #1 {main} thrown in /home/platne/serwer290074/public_html/genpol.us/app/ReadingRoomService.php on line 11