Fatal error: Cannot declare class syntax_plugin_spoiler, because the name is already in use in /var/www/html/lib/plugins/spoiler2/syntax.php on line 0
dokuwiki\Exception\FatalException: Cannot declare class syntax_plugin_spoiler, because the name is already in use
An unforeseen error has occured. This is most likely a bug somewhere. It might be a problem in the spoiler2 plugin.
More info has been written to the DokuWiki error log.