Organizer issue 1/1955

Fatal error: Uncaught TypeError: Argument 1 passed to SimplePie\Cache\BaseDataCache::__construct() must implement interface SimplePie\Cache\Base, instance of FeedWordPie_Cache given, called in /home/httpd/vhosts/galledia.ch/httpdocs/organisator.ch/develop/wp-includes/SimplePie/src/SimplePie.php on line 3219 and defined in /home/httpd/vhosts/galledia.ch/httpdocs/organisator.ch/develop/wp-includes/SimplePie/src/Cache/BaseDataCache.php:63 Stack trace: #0 /home/httpd/vhosts/galledia.ch/httpdocs/organisator.ch/develop/wp-includes/SimplePie/src/SimplePie.php(3219): SimplePie\Cache\BaseDataCache->__construct(Object(FeedWordPie_Cache)) #1 /home/httpd/vhosts/galledia.ch/httpdocs/organisator.ch/develop/wp-includes/SimplePie/src/SimplePie.php(1585): SimplePie\SimplePie->get_cache('https://www.m-q...') #2 /home/httpd/vhosts/galledia.ch/httpdocs/organisator.ch/develop/wp-content/plugins/feedwordpress/feedwordpress.php(1935): SimplePie\SimplePie->init() #3 /home/httpd/vhosts/galledia.ch/httpdocs/organisator.ch/develop/wp-content/plugin in /home/httpd/vhosts/galledia.ch/httpdocs/organisator.ch/develop/wp-includes/SimplePie/src/Cache/BaseDataCache.php on line 63