Fatal error: Uncaught Error: Call to a member function format() on null in /home/ecopack/public_html/php/funkcje.php:59 Stack trace: #0 /home/ecopack/public_html/php/_koszyk.php(23): CENA() #1 /home/ecopack/public_html/center.php(88): include('...') #2 /home/ecopack/public_html/index.php(79): include('...') #3 {main} thrown in /home/ecopack/public_html/php/funkcje.php on line 59