Warning: Parameter 1 to plgSystemRsseo::handleError() expected to be a reference, value given in Unknown on line 0

Fatal error: Uncaught Exception: DateTime::__construct(): Failed to parse time string (20. Februar 2015) at position 7 (r): The timezone could not be found in the database in /homepages/1/d574925198/htdocs/clickandbuilds/Joomla/PanofreundeCMS/libraries/joomla/date/date.php:111 Stack trace: #0 /homepages/1/d574925198/htdocs/clickandbuilds/Joomla/PanofreundeCMS/libraries/joomla/date/date.php(111): DateTime->__construct('20. Februar 201...', Object(DateTimeZone)) #1 /homepages/1/d574925198/htdocs/clickandbuilds/Joomla/PanofreundeCMS/libraries/joomla/factory.php(530): JDate->__construct('20. Februar 201...', Object(DateTimeZone)) #2 /homepages/1/d574925198/htdocs/clickandbuilds/Joomla/PanofreundeCMS/libraries/cms/html/html.php(786): JFactory::getDate('20. Februar 201...', 'UTC') #3 /homepages/1/d574925198/htdocs/clickandbuilds/Joomla/PanofreundeCMS/libraries/cms/html/html.php(233): JHtml::date('20. Februar 201...', 'd. F Y') #4 /homepages/1/d574925198/htdocs/clickandbuilds/Joomla/PanofreundeCMS/libraries/cms/html/html.php(105 in /homepages/1/d574925198/htdocs/clickandbuilds/Joomla/PanofreundeCMS/libraries/joomla/date/date.php on line 111