Slim Application Error

The application could not run because of the following error:

Details

Type: Exception
Message: SQLSTATE[08004] [1040] Too many connections
File: /data/www/macw/xs_cms/system/inc/Medoo.php
Line: 241

Trace

#0 /data/www/macw/xs_cms/system/inc/XsDatabase.php(45): Medoo\Medoo->__construct()
#1 /data/www/macw/xs_cms/system/inc/XsDatabase.php(64): xs\inc\XsDatabase::connect()
#2 /data/www/macw/xs_cms/system/Xs.php(594): xs\inc\XsDatabase->__construct()
#3 /data/www/macw/xs_cms/app/model/PhotoBaseModel.php(16): BaseModel->__construct()
#4 /data/www/macw/xs_cms/app/icon/controller/PcIconController.php(959): PhotoBaseModel->__construct()
#5 /data/www/macw/xs_cms/system/Xs.php(259): PcIconController->contentAction()
#6 /data/www/macw/xs_cms/system/Xs.php(176): XsController->__invoke()
#7 [internal function]: Xs->{closure}()
#8 /data/www/macw/xs_cms/vendor/slim/slim/Slim/Handlers/Strategies/RequestResponse.php(40): call_user_func()
#9 /data/www/macw/xs_cms/vendor/slim/slim/Slim/Route.php(281): Slim\Handlers\Strategies\RequestResponse->__invoke()
#10 /data/www/macw/xs_cms/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\Route->__invoke()
#11 /data/www/macw/xs_cms/vendor/slim/slim/Slim/Route.php(268): Slim\Route->callMiddlewareStack()
#12 /data/www/macw/xs_cms/vendor/slim/slim/Slim/App.php(503): Slim\Route->run()
#13 /data/www/macw/xs_cms/system/inc/XsTrailingSlash.php(63): Slim\App->__invoke()
#14 [internal function]: xs\inc\XsTrailingSlash->__invoke()
#15 /data/www/macw/xs_cms/vendor/slim/slim/Slim/DeferredCallable.php(57): call_user_func_array()
#16 [internal function]: Slim\DeferredCallable->__invoke()
#17 /data/www/macw/xs_cms/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func()
#18 /data/www/macw/xs_cms/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\App->Slim\{closure}()
#19 /data/www/macw/xs_cms/vendor/slim/slim/Slim/App.php(392): Slim\App->callMiddlewareStack()
#20 /data/www/macw/xs_cms/vendor/slim/slim/Slim/App.php(297): Slim\App->process()
#21 /data/www/macw/xs_cms/system/Xs.php(183): Slim\App->run()
#22 /data/www/macw/xs_cms/pub_icon/index.php(7): Xs->run()
#23 {main}