PHP Exception

Uncaught exception 'Exception' with message 'FATAL ERROR #'2 with message 'min() [function.min]: Array must contain at least one element' File: /var/www/vlasno.com.ua/application/controllers/CityController.php, line 995 '
File: /var/www/vlasno.com.ua/index.php, line 339
Trace

0. [internal function]: error_handler(2, 'min() [
1. /var/www/vlasno.com.ua/application/controllers/CityController.php(995): min(Array)
2. /var/www/vlasno.com.ua/application/controllers/CityController.php(87): CityController->resultAction('Belyaevka')
3. /var/www/vlasno.com.ua/Framework2.0/libraries/Controller.php(19): CityController->init()
4. /var/www/vlasno.com.ua/Framework2.0/libraries/Controller.php(63): Controller->__construct()
5. /var/www/vlasno.com.ua/index.php(354): Controller::process()
6. {main}