CErrorException occurred: shuffle() expects parameter 1 to be array, null given (E_WARNING)

• #0 at line
  in class Core
  in function {closure}
• #1 /var/www/croot/data/www/vip-brands.com/goo.php at line 59
  in function shuffle
• #2 /var/www/croot/data/www/vip-brands.com/goo.php at line 38
  in function images
• #3 /var/www/croot/data/www/vip-brands.com/product.php at line 87
  in function unikal