Fatal error: Uncaught Error: mysqli object is not fully initialized in /var/www/html/phpbb/db/driver/mysqli.php:200 Stack trace: #0 /var/www/html/phpbb/db/driver/mysqli.php(200): mysqli_query() #1 /var/www/html/phpbb/db/driver/factory.php(353): phpbb\db\driver\mysqli->sql_query() #2 /var/www/html/phpbb/config/db.php(72): phpbb\db\driver\factory->sql_query() #3 /var/www/html/phpbb/config/db.php(55): phpbb\config\db->initialise() #4 [internal function]: phpbb\config\db->__construct() #5 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(1176): ReflectionClass->newInstanceArgs() #6 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(634): Symfony\Component\DependencyInjection\ContainerBuilder->createService() #7 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(1281): Symfony\Component\DependencyInjection\ContainerBuilder->doGet() #8 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(1238): Symfony\Component\DependencyInjection\ContainerBuilder->doResolveServices() #9 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(1149): Symfony\Component\DependencyInjection\ContainerBuilder->doResolveServices() #10 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(634): Symfony\Component\DependencyInjection\ContainerBuilder->createService() #11 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(588): Symfony\Component\DependencyInjection\ContainerBuilder->doGet() #12 /var/www/html/includes/compatibility_globals.php(45): Symfony\Component\DependencyInjection\ContainerBuilder->get() #13 /var/www/html/common.php(154): register_compatibility_globals() #14 /var/www/html/ucp.php(20): require('...') #15 {main} thrown in /var/www/html/phpbb/db/driver/mysqli.php on line 200