Slim Application Error

The application could not run because of the following error:

Details

Code: 2002
Message: SQLSTATE[HY000] [2002] No such file or directory
File: /home/dh_ndh4us/sfstriders/members/app/vendor/j4mie/idiorm/idiorm.php
Line: 227

Trace

#0 /home/dh_ndh4us/sfstriders/members/app/vendor/j4mie/idiorm/idiorm.php(227): PDO->__construct('mysql:host=loca...', 'striders_webuse...', '$trider$!', NULL)
#1 /home/dh_ndh4us/sfstriders/members/app/vendor/j4mie/idiorm/idiorm.php(210): ORM::_setup_db('default')
#2 /home/dh_ndh4us/sfstriders/members/app/lib/custom_functions.php(109): ORM::for_table('user')
#3 /home/dh_ndh4us/sfstriders/members/app/lib/middleware.php(18): getCurrentUser(Object(Slim\Slim))
#4 /home/dh_ndh4us/sfstriders/members/app/vendor/slim/slim/Slim/Middleware/SessionCookie.php(116): AuthMiddleware->call()
#5 /home/dh_ndh4us/sfstriders/members/app/vendor/slim/slim/Slim/Middleware/PrettyExceptions.php(67): Slim\Middleware\SessionCookie->call()
#6 /home/dh_ndh4us/sfstriders/members/app/vendor/slim/slim/Slim/Slim.php(1167): Slim\Middleware\PrettyExceptions->call()
#7 /home/dh_ndh4us/sfstriders/members/index.php(43): Slim\Slim->run()
#8 {main}