The problem occurs at least on Polish and German Wikipedias. When viewing a diff, categories and interlanguage links are not displayed in the article preview below the diff. See [1] for an example. According to the guys reporting it at the Polish village pump ([2]), the issue appeared a few days ago and might have coincided with the recent FlaggedRevs update. Could you have a look at it? Thanks in advance, lampak [1] http://pl.wikipedia.org/w/index.php?title=Wikipedia&diff=23986220&o… [2] http://pl.wikipedia.org/wiki/Wikipedia:Kawiarenka/Kwestie_techniczne#Podgl.…