Fatal error: Uncaught Error: Class "Piwik\Widget\WidgetConfig" not found in /usr/home/mw2p5ujyzt/www/htdocs/mode2_piwik/core/Widget/WidgetContainerConfig.php:23
Stack trace:
#0 {main}
thrown in /usr/home/mw2p5ujyzt/www/htdocs/mode2_piwik/core/Widget/WidgetContainerConfig.php on line 23