After I received this message I happened to notice I was wearing odd socks this evening - could there be some connection, because neither of these circumstances has ever arisen in my life before?
Fatal error: Uncaught exception 'Zend_Db_Adapter_Mysqli_Exception' with message 'No such file or directory' in /home/answe490/public_html/application/libraries/Zend/Db/Adapter/Mysqli.php:352 Stack trace: #0 /home/answe490/public_html/application/libraries/Zend/Db/Adapter/Abstract.php(460): Zend_Db_Adapter_Mysqli->_connect() #1 /home/answe490/public_html/application/modules/Core/Bootstrap.php(121): Zend_Db_Adapter_Abstract->query('SET time_zone =...') #2 /home/answe490/public_html/application/libraries/Engine/Application/Bootstrap/Abstract.php(256): Core_Bootstrap->_initDb() #3 /home/answe490/public_html/application/libraries/Engine/Application/Bootstrap/Abstract.php(207): Engine_Application_Bootstrap_Abstract->_executeResource('db') #4 /home/answe490/public_html/application/libraries/Engine/Application/Bootstrap/Abstract.php(150): Engine_Application_Bootstrap_Abstract->_bootstrap(NULL) #5 /home/answe490/public_html/application/libraries/Engine/Application.php(149): Engine_Application_Bootstrap_Abstract->bootstrap(NULL) #6 in /home/answe490/public_html/application/libraries/Zend/Db/Adapter/Mysqli.php on line 352