Fatal error: Uncaught TypeError: array_unique(): Argument #1 ($array) must be of type array, null given in /home/cargohonduras/public_html/php/MultiPrint/MultiPrintShippingBoxLabel.php:218
Stack trace:
#0 /home/cargohonduras/public_html/php/MultiPrint/MultiPrintShippingBoxLabel.php(218): array_unique(NULL)
#1 {main}
thrown in /home/cargohonduras/public_html/php/MultiPrint/MultiPrintShippingBoxLabel.php on line 218