Fatal error: Uncaught Error: mysqli object is not fully initialized in /data/home/htdocs/www/bbs/phpbb/db/driver/mysqli.php:200
Stack trace:
#0 /data/home/htdocs/www/bbs/phpbb/db/driver/mysqli.php(200): mysqli_query(Object(mysqli), 'SELECT config_n...')
#1 /data/home/htdocs/www/bbs/phpbb/db/driver/factory.php(353): phpbb\db\driver\mysqli->sql_query('SELECT config_n...', 0)
#2 /data/home/htdocs/www/bbs/phpbb/config/db.php(72): phpbb\db\driver\factory->sql_query('SELECT config_n...')
#3 /data/home/htdocs/www/bbs/phpbb/config/db.php(55): phpbb\config\db->initialise(Object(phpbb\cache\driver\file))
#4 [internal function]: phpbb\config\db->__construct(Object(phpbb\db\driver\factory), Object(phpbb\cache\driver\file), 'r_config')
#5 /data/home/htdocs/www/bbs/vendor/symfony/dependency-injection/ContainerBuilder.php(1176): ReflectionClass->newInstanceArgs(Array)
#6 /data/home/htdocs/www/bbs/vendor/symfony/dependency-injection/ContainerBuilder.php(634): Symfony\Component\DependencyInjection\ContainerBuilder->createService(Object(Symfony\Component\DependencyInjection\Definition), Array, true, 'config')
#7 /data/home/htdocs/www/bbs/vendor/symfony/dependency-injection/ContainerBuilder.php(1281): Symfony\Component\DependencyInjection\ContainerBuilder->doGet('config', 1, Array, true)
#8 /data/home/htdocs/www/bbs/vendor/symfony/dependency-injection/ContainerBuilder.php(1238): Symfony\Component\DependencyInjection\ContainerBuilder->doResolveServices(Object(Symfony\Component\DependencyInjection\Reference), Array, true)
#9 /data/home/htdocs/www/bbs/vendor/symfony/dependency-injection/ContainerBuilder.php(1149): Symfony\Component\DependencyInjection\ContainerBuilder->doResolveServices(Array, Array, true)
#10 /data/home/htdocs/www/bbs/vendor/symfony/dependency-injection/ContainerBuilder.php(634): Symfony\Component\DependencyInjection\ContainerBuilder->createService(Object(Symfony\Component\DependencyInjection\Definition), Array, true, 'cache')
#11 /data/home/htdocs/www/bbs/vendor/symfony/dependency-injection/ContainerBuilder.php(588): Symfony\Component\DependencyInjection\ContainerBuilder->doGet('cache', 1)
#12 /data/home/htdocs/www/bbs/includes/compatibility_globals.php(45): Symfony\Component\DependencyInjection\ContainerBuilder->get('cache')
#13 /data/home/htdocs/www/bbs/common.php(154): register_compatibility_globals()
#14 /data/home/htdocs/www/bbs/viewtopic.php(21): include('/data/home/htdo...')
#15 {main}
thrown in /data/home/htdocs/www/bbs/phpbb/db/driver/mysqli.php on line 200