Fatal error: Uncaught TypeError: array_search(): Argument #2 ($haystack) must be of type array, null given in /usr/home/niczuk/domains/staging-zam.niczuk.pl/public_html/controllers/products/product-single.php:202
Stack trace:
#0 /usr/home/niczuk/domains/staging-zam.niczuk.pl/public_html/controllers/products/product-single.php(202): array_search('P91', NULL)
#1 /usr/home/niczuk/domains/staging-zam.niczuk.pl/public_html/controllers/products/products.php(95): require_once('/usr/home/niczu...')
#2 /usr/home/niczuk/domains/staging-zam.niczuk.pl/public_html/controllers/main.php(78): require_once('/usr/home/niczu...')
#3 /usr/home/niczuk/domains/staging-zam.niczuk.pl/public_html/index.php(138): require_once('/usr/home/niczu...')
#4 {main}
  thrown in /usr/home/niczuk/domains/staging-zam.niczuk.pl/public_html/controllers/products/product-single.php on line 202