Ich habe in der piwik.php den Stacktrace aktiviert. In der PHP error log finde ich folgenden Trace:
[14-Jun-2013 13:45:42] PHP 1. {main}() /srv/www/htdocs/piwik/piwik.php:0
[14-Jun-2013 13:45:42] PHP 2. Piwik_Tracker->main() /srv/www/htdocs/piwik/piwik.php:75
[14-Jun-2013 13:45:42] PHP 3. Piwik_Tracker_Visit->handle() /srv/www/htdocs/piwik/core/Tracker.php:231
[14-Jun-2013 13:45:42] PHP 4. Piwik_Tracker_Visit->handleNewVisit() /srv/www/htdocs/piwik/core/Tracker/Visit.php:253
[14-Jun-2013 13:45:42] PHP 5. Piwik_Tracker_Visit->saveVisitorInformation() /srv/www/htdocs/piwik/core/Tracker/Visit.php:591
[14-Jun-2013 13:45:42] PHP 6. Piwik_Tracker_Db_Pdo_Mysql->query() /srv/www/htdocs/piwik/core/Tracker/Visit.php:713
[14-Jun-2013 13:45:42] PHP 7. PDOStatement->execute() /srv/www/htdocs/piwik/core/Tracker/Db/Pdo/Mysql.php:159
[14-Jun-2013 13:45:42] PHP Piwik_Tracker_Db_Exception: Error query: SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry '56236' for key 'PRIMARY'
In query: INSERT INTO piwik_log_visit (idsite, visitor_localtime, idvisitor, visitor_returning, visitor_count_visits, visitor_days_since_last, visitor_days_since_order, visitor_days_since_first, visit_first_action_time, visit_last_action_time, visit_entry_idaction_url, visit_entry_idaction_name, visit_exit_idaction_url, visit_exit_idaction_name, visit_total_actions, visit_total_searches, visit_total_time, visit_goal_converted, visit_goal_buyer, referer_type, referer_name, referer_url, referer_keyword, config_id, config_os, config_browser_name, config_browser_version, config_resolution, config_pdf, config_flash, config_java, config_director, config_quicktime, config_realplayer, config_windowsmedia, config_gears, config_silverlight, config_cookie, location_ip, location_browser_lang, location_country, location_provider) VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)
Eintrag mit der ID 56236 ist in der Datenbank nicht vorhanden.