Fatal error: Uncaught TypeError: array_multisort(): Argument #1 ($array) must be an array or a sort flag in /home/yesgrp/public_html/yes/naha/op_model/index.php:138 Stack trace: #0 /home/yesgrp/public_html/yes/naha/op_model/index.php(138): array_multisort() #1 {main} thrown in /home/yesgrp/public_html/yes/naha/op_model/index.php on line 138