Fatal error: Uncaught exception 'Exception' with message 'DateTime::__construct(): Failed to parse time string (wtorek 06 maj 2014) at position 0 (w): The timezone could not be found in the database' in /libraries/joomla/utilities/date.php:121
Stack trace:
#0 /libraries/joomla/utilities/date.php(121): DateTime->__construct('wtorek 06 maj 2...', Object(DateTimeZone))
#1 /libraries/joomla/factory.php(552): JDate->__construct('wtorek 06 maj 2...', NULL)
#2 /libraries/joomla/document/feed/renderer/rss.php(211): JFactory::getDate('wtorek 06 maj 2...')
#3 /libraries/joomla/document/feed/feed.php(220): JDocumentRendererRSS->render()
#4 /includes/application.php(268): JDocumentFeed->render(false, Array)
#5 /index.php(48): JSite->render()
#6 {main}
thrown in /libraries/joomla/utilities/date.php on line 121