count(): Argument #1 ($value) must be of type Countable|array, null given<br><pre>#0 [internal function]: SearchController->tailNumberAction('520')
#1 [internal function]: Phalcon\Dispatcher\AbstractDispatcher->callActionMethod(Object(SearchController), 'tailNumberActio...', Array)
#2 [internal function]: Phalcon\Dispatcher\AbstractDispatcher->dispatch()
#3 /var/www/webpremium/public/index.php(151): Phalcon\Mvc\Application->handle('/loteria-navida...')
#4 {main}</pre>