Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/lernolibro.info/app/controllers/ToolsController.php on line 12

Fatal error: Uncaught Error: Class 'Phalcon\Mvc\Url' not found in /var/www/lernolibro.info/public/index.php:54 Stack trace: #0 [internal function]: Closure->{closure}() #1 [internal function]: Phalcon\Di\Service->resolve(NULL, Object(Phalcon\Di\FactoryDefault)) #2 [internal function]: Phalcon\Di->get('url', NULL) #3 [internal function]: Phalcon\Di->getShared('url') #4 /var/www/lernolibro.info/app/controllers/ToolsController.php(13): Phalcon\Http\Response->redirect('/artikoloj/legi...') #5 [internal function]: ToolsController->articleAction('') #6 [internal function]: Phalcon\Dispatcher\AbstractDispatcher->callActionMethod(Object(ToolsController), 'articleAction', Array) #7 [internal function]: Phalcon\Dispatcher\AbstractDispatcher->dispatch() #8 /var/www/lernolibro.info/public/index.php(199): Phalcon\Mvc\Application->handle('/artikoloj/arti...') #9 {main} thrown in /var/www/lernolibro.info/public/index.php on line 54