Declaration of Piwik_Event_Notification::increaseNotificationCount() should be compatible with that of Event_Notification::increaseNotificationCount() 
in '/var/www/www.pic.betriebswerk-landshut.de/htdocs/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(), /var/www/www.pic.betriebswerk-landshut.de/htdocs/piwik/core/PluginsManager.php, 509, Array ([GLOBALS] => Array ( *RECURSION*,[_ENV] => Array ([CONSOLE] => /dev/console,[SHELL] => /bin/sh,[TERM] => linux,[DEFAULTLEVEL] => default,[RC_RUNLEVEL] => default,[CRITICAL_SERVICES] => checkroot modules checkfs localmount clock bootmisc,[INIT_VERSION] => sysvinit-2.88,[RC_BOOTLEVEL] => boot,[PATH] => /bin:/sbin:/usr/bin:/usr/sbin:/usr/local/sbin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/sbin:/sbin:/usr/sbin:/bin:/usr/bin,[RUNLEVEL] => 3,[PWD] => /,[PREVLEVEL] => N,[BOOTLEVEL] => boot,[SVCNAME] => apache2,[CONSOLETYPE] => vt,[HOME] => /,[SHLVL] => 2,[RC_DEFAULTLEVEL] => default,[SOFTLEVEL] => default,[OLDSOFTLEVEL] => boot,[_] => /usr/sbin/apache2),[HTTP_ENV_VARS] => Array ([CONSOLE] => /dev/console,[SHELL] => /bin/sh,[TERM] => linux,[DEFAULTLEVEL] => default,[RC_RUNLEVEL] => default,[CRITICAL_SERVICES] => checkroot modules checkfs localmount clock bootmisc,[INIT_VERSION] => sysvinit-2.88,[RC_BOOTLEVEL] => boot,[PATH] => /bin:/sbin:/usr/bin:/usr/sbin:/usr/local/sbin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/sbin:/sbin:/usr/sbin:/bin:/usr/bin,[RUNLEVEL] => 3,[PWD] => /,[PREVLEVEL] => N,[BOOTLEVEL] => boot,[SVCNAME] => apache2,[CONSOLETYPE] => vt,[HOME] => /,[SHLVL] => 2,[RC_DEFAULTLEVEL] => default,[SOFTLEVEL] => default,[OLDSOFTLEVEL] => boot,[_] => /usr/sbin/apache2),[_POST] => Array (),[HTTP_POST_VARS] => Array (),[_GET] => Array (),[HTTP_GET_VARS] => Array (),[_COOKIE] => Array (),[HTTP_COOKIE_VARS] => Array (),[_SERVER] => Array ([UNIQUE_ID] => TyMN76wAAAEAADyuOI8AAAAI,[HTTP_X_CC_ID] => ccc02-01,[HTTP_HOST] => piwik.pic.betriebswerk-landshut.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] => /bin:/sbin:/usr/bin:/usr/sbin:/usr/local/sbin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/sbin:/sbin:/usr/sbin:/bin:/usr/bin,[SERVER_SIGNATURE] => 
Apache Server at piwik.pic.betriebswerk-landshut.de Port 80
,[SERVER_SOFTWARE] => Apache,[SERVER_NAME] => piwik.pic.betriebswerk-landshut.de,[SERVER_ADDR] => 213.239.219.162,[SERVER_PORT] => 80,[REMOTE_ADDR] => 38.107.179.218,[DOCUMENT_ROOT] => /var/www/www.pic.betriebswerk-landshut.de/htdocs/piwik,[SERVER_ADMIN] => hostmaster@betriebswerk-landshut.de,[SCRIPT_FILENAME] => /var/www/www.pic.betriebswerk-landshut.de/htdocs/piwik/index.php,[REMOTE_PORT] => 36546,[GATEWAY_INTERFACE] => CGI/1.1,[SERVER_PROTOCOL] => HTTP/1.1,[REQUEST_METHOD] => GET,[QUERY_STRING] => ,[REQUEST_URI] => /,[SCRIPT_NAME] => /index.php,[PHP_SELF] => /index.php,[REQUEST_TIME] => 1327697391,[argv] => Array (),[argc] => 0),[HTTP_SERVER_VARS] => Array ([UNIQUE_ID] => TyMN76wAAAEAADyuOI8AAAAI,[HTTP_X_CC_ID] => ccc02-01,[HTTP_HOST] => piwik.pic.betriebswerk-landshut.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] => /bin:/sbin:/usr/bin:/usr/sbin:/usr/local/sbin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/sbin:/sbin:/usr/sbin:/bin:/usr/bin,[SERVER_SIGNATURE] => 
Apache Server at piwik.pic.betriebswerk-landshut.de Port 80
,[SERVER_SOFTWARE] => Apache,[SERVER_NAME] => piwik.pic.betriebswerk-landshut.de,[SERVER_ADDR] => 213.239.219.162,[SERVER_PORT] => 80,[REMOTE_ADDR] => 38.107.179.218,[DOCUMENT_ROOT] => /var/www/www.pic.betriebswerk-landshut.de/htdocs/piwik,[SERVER_ADMIN] => hostmaster@betriebswerk-landshut.de,[SCRIPT_FILENAME] => /var/www/www.pic.betriebswerk-landshut.de/htdocs/piwik/index.php,[REMOTE_PORT] => 36546,[GATEWAY_INTERFACE] => CGI/1.1,[SERVER_PROTOCOL] => HTTP/1.1,[REQUEST_METHOD] => GET,[QUERY_STRING] => ,[REQUEST_URI] => /,[SCRIPT_NAME] => /index.php,[PHP_SELF] => /index.php,[REQUEST_TIME] => 1327697391,[argv] => Array (),[argc] => 0),[_FILES] => Array (),[HTTP_POST_FILES] => Array (),[_REQUEST] => Array (),[piwik_minimumPHPVersion] => 5.1.3,[piwik_currentPHPVersion] => 5.2.14-pl0-gentoo,[piwik_zend_compatibility_mode] => ,[HTTP_SESSION_VARS] => Array (),[_SESSION] => Array (),[_Event_Dispatcher] => Array ([NotificationClass] => Event_Notification))) called at [/var/www/www.pic.betriebswerk-landshut.de/htdocs/piwik/core/PluginsManager.php:509]
#1  require_once(/var/www/www.pic.betriebswerk-landshut.de/htdocs/piwik/core/PluginsManager.php) called at [/var/www/www.pic.betriebswerk-landshut.de/htdocs/piwik/core/FrontController.php:24]
#2  require_once(/var/www/www.pic.betriebswerk-landshut.de/htdocs/piwik/core/FrontController.php) called at [/var/www/www.pic.betriebswerk-landshut.de/htdocs/piwik/index.php:43]