Declaration of Piwik_Event_Notification::increaseNotificationCount() should be compatible with that of Event_Notification::increaseNotificationCount() 
in '/www/htdocs/w008aa9a/piwik/core/PluginsManager.php' at the line 509

#0  Piwik_ErrorHandler(2048, Declaration of Piwik_Event_Notification::increaseNotificationCount() should be compatible with that of Event_Notification::increaseNotificationCount(), /www/htdocs/w008aa9a/piwik/core/PluginsManager.php, 509, Array ([GLOBALS] => Array ( *RECURSION*,[HTTP_X_CC_ID] => ccc02-02,[HTTP_HOST] => piwik.donnerskopf.de,[HTTP_USER_AGENT] => CCBot/1.0 (+http://www.commoncrawl.org/bot.html),[HTTP_ACCEPT] => text/html,application/xhtml+xml,text/xml;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5,[HTTP_ACCEPT_LANGUAGE] => en-us,en;q=0.5,[HTTP_ACCEPT_ENCODING] => gzip,[HTTP_ACCEPT_CHARSET] => ISO-8859-1,utf-8;q=0.7,*;q=0.7,[HTTP_CONNECTION] => close,[HTTP_CACHE_CONTROL] => no-cache,[HTTP_PRAGMA] => no-cache,[PATH] => /usr/bin:/usr/sbin:/sbin:/bin:/usr/lib/news/bin,[SERVER_SIGNATURE] => ,[SERVER_SOFTWARE] => Apache,[SERVER_NAME] => piwik.donnerskopf.de,[SERVER_ADDR] => 85.13.138.158,[SERVER_PORT] => 80,[REMOTE_ADDR] => 38.107.191.98,[DOCUMENT_ROOT] => /www/htdocs/w008aa9a/piwik/,[SERVER_ADMIN] => webmaster@piwik.donnerskopf.de,[SCRIPT_FILENAME] => /www/htdocs/w008aa9a/piwik/index.php,[REMOTE_PORT] => 12194,[GATEWAY_INTERFACE] => CGI/1.1,[SERVER_PROTOCOL] => HTTP/1.1,[REQUEST_METHOD] => GET,[QUERY_STRING] => ,[REQUEST_URI] => /index.php,[SCRIPT_NAME] => /index.php,[PHP_SELF] => /index.php,[REQUEST_TIME] => 1283896081,[argv] => Array (),[argc] => 0,[_POST] => Array (),[HTTP_POST_VARS] => Array (),[_GET] => Array (),[HTTP_GET_VARS] => Array (),[_COOKIE] => Array (),[HTTP_COOKIE_VARS] => Array (),[_SERVER] => Array ([HTTP_X_CC_ID] => ccc02-02,[HTTP_HOST] => piwik.donnerskopf.de,[HTTP_USER_AGENT] => CCBot/1.0 (+http://www.commoncrawl.org/bot.html),[HTTP_ACCEPT] => text/html,application/xhtml+xml,text/xml;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5,[HTTP_ACCEPT_LANGUAGE] => en-us,en;q=0.5,[HTTP_ACCEPT_ENCODING] => gzip,[HTTP_ACCEPT_CHARSET] => ISO-8859-1,utf-8;q=0.7,*;q=0.7,[HTTP_CONNECTION] => close,[HTTP_CACHE_CONTROL] => no-cache,[HTTP_PRAGMA] => no-cache,[PATH] => /usr/bin:/usr/sbin:/sbin:/bin:/usr/lib/news/bin,[SERVER_SIGNATURE] => ,[SERVER_SOFTWARE] => Apache,[SERVER_NAME] => piwik.donnerskopf.de,[SERVER_ADDR] => 85.13.138.158,[SERVER_PORT] => 80,[REMOTE_ADDR] => 38.107.191.98,[DOCUMENT_ROOT] => /www/htdocs/w008aa9a/piwik/,[SERVER_ADMIN] => webmaster@piwik.donnerskopf.de,[SCRIPT_FILENAME] => /www/htdocs/w008aa9a/piwik/index.php,[REMOTE_PORT] => 12194,[GATEWAY_INTERFACE] => CGI/1.1,[SERVER_PROTOCOL] => HTTP/1.1,[REQUEST_METHOD] => GET,[QUERY_STRING] => ,[REQUEST_URI] => /index.php,[SCRIPT_NAME] => /index.php,[PHP_SELF] => /index.php,[REQUEST_TIME] => 1283896081,[argv] => Array (),[argc] => 0),[HTTP_SERVER_VARS] => Array ([HTTP_X_CC_ID] => ccc02-02,[HTTP_HOST] => piwik.donnerskopf.de,[HTTP_USER_AGENT] => CCBot/1.0 (+http://www.commoncrawl.org/bot.html),[HTTP_ACCEPT] => text/html,application/xhtml+xml,text/xml;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5,[HTTP_ACCEPT_LANGUAGE] => en-us,en;q=0.5,[HTTP_ACCEPT_ENCODING] => gzip,[HTTP_ACCEPT_CHARSET] => ISO-8859-1,utf-8;q=0.7,*;q=0.7,[HTTP_CONNECTION] => close,[HTTP_CACHE_CONTROL] => no-cache,[HTTP_PRAGMA] => no-cache,[PATH] => /usr/bin:/usr/sbin:/sbin:/bin:/usr/lib/news/bin,[SERVER_SIGNATURE] => ,[SERVER_SOFTWARE] => Apache,[SERVER_NAME] => piwik.donnerskopf.de,[SERVER_ADDR] => 85.13.138.158,[SERVER_PORT] => 80,[REMOTE_ADDR] => 38.107.191.98,[DOCUMENT_ROOT] => /www/htdocs/w008aa9a/piwik/,[SERVER_ADMIN] => webmaster@piwik.donnerskopf.de,[SCRIPT_FILENAME] => /www/htdocs/w008aa9a/piwik/index.php,[REMOTE_PORT] => 12194,[GATEWAY_INTERFACE] => CGI/1.1,[SERVER_PROTOCOL] => HTTP/1.1,[REQUEST_METHOD] => GET,[QUERY_STRING] => ,[REQUEST_URI] => /index.php,[SCRIPT_NAME] => /index.php,[PHP_SELF] => /index.php,[REQUEST_TIME] => 1283896081,[argv] => Array (),[argc] => 0),[_ENV] => Array (),[HTTP_ENV_VARS] => Array (),[_FILES] => Array (),[HTTP_POST_FILES] => Array (),[_REQUEST] => Array (),[piwik_minimumPHPVersion] => 5.1.3,[piwik_currentPHPVersion] => 5.2.10,[piwik_zend_compatibility_mode] => 0,[HTTP_SESSION_VARS] => Array (),[_SESSION] => Array (),[_Event_Dispatcher] => Array ([NotificationClass] => Event_Notification))) called at [/www/htdocs/w008aa9a/piwik/core/PluginsManager.php:509]
#1  require_once(/www/htdocs/w008aa9a/piwik/core/PluginsManager.php) called at [/www/htdocs/w008aa9a/piwik/core/FrontController.php:24]
#2  require_once(/www/htdocs/w008aa9a/piwik/core/FrontController.php) called at [/www/htdocs/w008aa9a/piwik/index.php:47]