TypeError: dokuwiki\MailUtils::obfuscate(): Argument #1 ($email) must be of type string, null given, called in /var/www/vhosts/bbz-rd-eck.com/dev-wiki.bbz-rd-eck.com/inc/parser/xhtml.php on line 1161

An unforeseen error has occured. This is most likely a bug somewhere. It might be a problem in the dw2pdf plugin.

More info has been written to the DokuWiki error log.