TypeError: undefined is not an object (evaluating 'rw.info.writeConfig')
Seeing in Wikimedia JS error logs: at https://en.wikipedia.org/w/index.php?title=User:RedWarn/.js&action=raw&ctype=text/javascript:1652:24 Most prominently occurring on Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.2 DuckDuckGo/7 Safari/605.1.15