Was not fixed by T261530 but looks related.
https://logstash.wikimedia.org/app/kibana#/doc/logstash-*/logstash-2020.09.14/clienterror/?id=AXSNzH2aMQ_08tQacf40
at VeUiTableAction.ve.ui.TableAction.importTable URL1:690:492 at VeCeSurface.ve.ce.Surface.afterPasteAddToFragmentFromExternal URL1:467:105 at VeCeSurface.ve.ce.Surface.afterPaste URL1:460:692 at URL1:456:510 URL1: https://he.wikipedia.org/w/load.php?lang=he&modules=ext.visualEditor.core&skin=vector&version=mc4q2