当我尝试连接到服务器时，出现此错误。
ERROR: Zend_Db_Adapter_Exception: SQLSTATE[HY000] [2002] No such file or directory
此外，尝试报告此错误时发生了异常：Zend_Exception
No entry is registered for key 'translate' (Abstract.php:144)
Sistema operativo
Debian 8.10 (Jessie) (oldstable)
Intel(R) Xeon(R) CPU E5-1650 v4 @ 3.60GHz
Core : 12
Cache : 15360KB
PLESK vers. 12.