Warning: Trying to access array offset on value of type null in /home/sandelz/public_html/backend-apps/aerothotic/magento_api/write_inv.php on line 42

Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /home/sandelz/public_html/backend-apps/aerothotic/magento_api/write_inv.php:45 Stack trace: #0 {main} thrown in /home/sandelz/public_html/backend-apps/aerothotic/magento_api/write_inv.php on line 45