I get this error message in the log:
Cannot retrieve value of undefined directive Core.LegacyEntityDecoder invoked on line 337 in file /var/www/nextcloud/apps/news/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Lexer.php at /var/www/nextcloud/apps/news/vendor/ezyang/htmlpurifier/library/HTMLPurifier/Config.php#901
How can i reset the News App and delete all database entries?