Url: index.php?module=MultiSites&action=index&idSite=1&period=day&date=yesterday

"Das Datumsformat muss YYYY-MM-DD, or 'today' or 'yesterday' oder eine andere, von der Funktion strtotime untersttzte Zeichenkette sein. (Besuchen Sie http://php.net/strtotime fr nhere Informationen)"

#0 /var/www/vhosts/*/httpdocs/st/core/Archive.php(228): Piwik_Date::factory('Object id #175')
#1 /var/www/vhosts/*/httpdocs/st/core/Archive/Array/IndexedBySite.php(36): Piwik_Archive::build('1', 'day', 'Object id #175', Object(Piwik_Segment))
#2 /var/www/vhosts/*/httpdocs/st/core/Archive.php(199): Piwik_Archive_Array_IndexedBySite->__construct(Array, 'day', 'Object id #175', Object(Piwik_Segment))
#3 /var/www/vhosts/*/httpdocs/st/plugins/MultiSites/API.php(136): Piwik_Archive::build('all', 'day', 'Object id #175', false)
#4 /var/www/vhosts/*/httpdocs/st/plugins/MultiSites/Controller.php(58): Piwik_MultiSites_API->getAll('day', '2012-02-15', false)
#5 /var/www/vhosts/*/httpdocs/st/plugins/MultiSites/Controller.php(36): Piwik_MultiSites_Controller->getSitesInfo()
#6 [internal function]: Piwik_MultiSites_Controller->index()
#7 /var/www/vhosts/*/httpdocs/st/core/FrontController.php(138): call_user_func_array(Array, Array)
#8 /var/www/vhosts/*/httpdocs/st/index.php(53): Piwik_FrontController->dispatch()
#9 {main}