Fatal error: Uncaught PDOException: SQLSTATE[HY000] [1040] Too many connections in /usr/local/kphp/httpd/lib/db/DBClient.inc:47 Stack trace: #0 /usr/local/kphp/httpd/lib/db/DBClient.inc(47): PDO->__construct() #1 /usr/local/kphp/httpd/lib/db/DBClient.inc(64): create_pdo() #2 /usr/local/kphp/httpd/lib/funcs/db_server_func.inc(97): DBClient->__construct() #3 /usr/local/kphp/httpd/lib/funcs/cache_func.inc(25): {closure}() #4 /usr/local/kphp/httpd/lib/funcs/db_server_func.inc(98): C() #5 /usr/local/kphp/httpd/lib/funcs/db_server_func.inc(107): db_client_of_id() #6 /usr/local/kphp/httpd/lib/framework/MySQLSessionHandler.inc(8): db_client() #7 /usr/local/kphp/httpd/lib/framework/include.inc(153): MySQLSessionHandler->__construct() #8 /usr/local/kphp/httpd/htdocs/img_req/add.php(3): require_once('...') #9 {main} thrown in /usr/local/kphp/httpd/lib/db/DBClient.inc on line 47