Warning: Attempt to read property "result" on null in /home/instrume/public_html/pages.php on line 71

Fatal error: Uncaught TypeError: usort(): Argument #1 ($array) must be of type array, null given in /home/instrume/public_html/pages.php:72 Stack trace: #0 /home/instrume/public_html/pages.php(72): usort() #1 /home/instrume/public_html/inventory.php(83): Pages->getTableContentForPage() #2 {main} thrown in /home/instrume/public_html/pages.php on line 72