The following problems were found:

• You cannot add "Zero Gravity Chairs, Set of 2 Portable Recliner Beach Camping Patio Outdoor Folding Lounge Chair with Cup Holder Trays and Adjustable Pillow for Poolside, Garden, Backyard, Lawn (Blue)" to the cart because the product is out of stock.
• You cannot add "2024 Macbook Air 13-Inch Laptop with M3 Chip: Built for Intelligence, 13.6-Inch Liquid Retina Display, 16GB Unified Memory, 256GB SSD Storage, Backlit Keyboard, Touch ID; Midnight" to the cart because the product is out of stock.