Fatal error: Uncaught TypeError: mysqli_free_result(): Argument #1 ($result) must be of type mysqli_result, bool given in /home/jimgowen/public_html/author/common.php:48 Stack trace: #0 /home/jimgowen/public_html/author/common.php(48): mysqli_free_result() #1 /home/jimgowen/public_html/author/book.php(4): require_once('/home/jimgowen/...') #2 {main} thrown in /home/jimgowen/public_html/author/common.php on line 48