Exception::PDO Connection Error: SQLSTATE[HY000] [2002] No such file or directory

#0 /var/www/stobug/data/www/stobag.su/framework/engine/database/ffDB/adapters/ffDBAdapter.class.php(36): ffPDODBAdapter->connect(Array) #1 /var/www/stobug/data/www/stobag.su/framework/engine/database/ffDB/ffDBEngine.class.php(40): ffDBAdapter->__construct(Array) #2 /var/www/stobug/data/www/stobag.su/framework/engine/database/ffDatabaseManager.class.php(80): ffDBEngine->getConnection(Array) #3 /var/www/stobug/data/www/stobag.su/framework/engine/database/ffDatabaseManager.class.php(61): ffDatabaseManager::setProfile('default') #4 /var/www/stobug/data/www/stobag.su/framework/engine/database/ffDB/Q.class.php(126): ffDatabaseManager::getConnection(NULL) #5 /var/www/stobug/data/www/stobag.su/framework/engine/database/ffDB/Q.class.php(138): Q->__construct() #6 /var/www/stobug/data/www/stobag.su/apps/frontend/controllers/StartupController.class.php(24): Q::create('settings') #7 /var/www/stobug/data/www/stobag.su/framework/engine/application/ffApplication.class.php(85): StartupController->preAction() #8 /var/www/stobug/data/www/stobag.su/framework/engine/application/ffApplication.class.php(56): ffApplication->navigate() #9 /var/www/stobug/data/www/stobag.su/web/index.php(14): ffApplication->run() #10 {main}

Console

Logs

N	started	checkpoint	from prev check
1	02:01:53.43599	ffAutoloader registered	0
2	02:01:53.43676	FF::initialize()	0.000772
3	02:01:53.44278	ffDatabaseManager::initialize()	0.006022
4	02:01:53.44828	FF::loadApplication	0.005495
5	02:01:53.44889	ffApplication->_construct()	0.000613
6	02:01:53.44890	ffApplication->run()	8.0E-6
7	02:01:53.44890	ffApplication->configure()	6.0E-6
8	02:01:53.47657	ffView->_construct()	0.027667
9	02:01:53.47840	ffApplication->navigate()	0.001828
10	02:01:53.47925	ffApplication->_destruct	0.000855
Total:	0.04326

Total: 0