Fatal error: Uncaught TypeError: array_merge(): Argument #2 must be of type array, null given in /home/applocclick/needles.app-loc.click/shopify_entegration/shopify/updateInventory.php:17 Stack trace: #0 /home/applocclick/needles.app-loc.click/shopify_entegration/shopify/updateInventory.php(17): array_merge(Array, NULL) #1 {main} thrown in /home/applocclick/needles.app-loc.click/shopify_entegration/shopify/updateInventory.php on line 17