Fatal error: Uncaught phpbb\exception\http_exception: Failure while aqcuiring locks. in /home/public/phpbb/lock/flock.php:106 Stack trace: #0 /home/public/phpbb/cache/driver/file.php(531): phpbb\lock\flock->acquire() #1 /home/public/phpbb/cache/driver/file.php(182): phpbb\cache\driver\file->_write('data_ext', Array, 1783288559) #2 [internal function]: phpbb\cache\driver\file->put('_ext', Array) #3 /home/public/phpbb/cache/service.php(96): call_user_func_array(Array, Array) #4 /home/public/phpbb/extension/manager.php(106): phpbb\cache\service->__call('put', Array) #5 /home/public/phpbb/extension/manager.php(66): phpbb\extension\manager->load_extensions() #6 /home/public/cache/production/container_4335734bbdd20f586549a504dff5f80c.php(2166): phpbb\extension\manager->__construct(Object(phpbb_cache_container), Object(phpbb\db\driver\factory), Object(phpbb\config\db), Object(phpbb\filesystem\filesystem), 'phpbb_ext', './', 'php', Object(phpbb\cache\service)) #7 /home/public/cache/production/container_4335734bbdd20f586549a504dff5f80c.php(2448): phpbb_cache_container->getExt_ManagerService() #8 /home/public/cache/production/container_4335734bbdd20f586549a504dff5f80c.php(2426): phpbb_cache_container->getLanguage_LoaderService() #9 /home/public/cache/production/container_4335734bbdd20f586549a504dff5f80c.php(4094): phpbb_cache_container->getLanguageService() #10 /home/public/vendor/symfony/dependency-injection/Container.php(306): phpbb_cache_container->getUserService() #11 /home/public/includes/compatibility_globals.php(57): Symfony\Component\DependencyInjection\Container->get('user') #12 /home/public/common.php(139): register_compatibility_globals() #13 /home/public/viewtopic.php(20): include('/home/public/co...') #14 {main} thrown in /home/public/phpbb/lock/flock.php on line 106