TypeError: dokuwiki\Parsing\Handler\CallWriter::__construct(): Argument #1 ($Handler) must be of type dokuwiki\Parsing\Handler, Doku_Handler given, called in /home/margouh/www/inc/parser/handler.php on line 44

An unforeseen error has occured. This is most likely a bug somewhere.

More info has been written to the DokuWiki error log.