TypeError: dokuwiki\MailUtils::obfuscate(): Argument #1 ($email) must be of type string, null given, called in /tank/apps/dokuwiki/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 info plugin.

More info has been written to the DokuWiki error log.