TypeError: ODTStateElement::setParent(): Argument #1 ($parent_element) must be of type ODTStateElement, null given, called in /volume1/web/dokuwiki/lib/plugins/odt/ODT/elements/ODTElementListItem.php on line 77

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

More info has been written to the DokuWiki error log.