try {
// Get a file pointer
- $fileInstance = ObjectFactory::createObjectByConfiguredName('file_raw_input_class', $helperInstance->getConfigInstance()->getConfigEntry('hostname_file'));
+ $fileInstance = ObjectFactory::createObjectByConfiguredName('file_raw_input_class', array($helperInstance->getConfigInstance()->getConfigEntry('hostname_file')));
// Read the file
$rawData = trim($fileInstance->readFromFile());