Fatal error: Uncaught Error: Call to a member function fetch_all() on bool in /var/www/frontend/phpProcessing/library_processing.php:17 Stack trace: #0 /var/www/frontend/phpProcessing/library_processing.php(62): selectFromDB(Object(mysqli), 'SELECT DISTINCT...') #1 /var/www/frontend/library.php(59): getPackages(Object(mysqli), Array, Array, 9, '0') #2 {main} thrown in /var/www/frontend/phpProcessing/library_processing.php on line 17