Sep 19 16:36:40 mw1020 hhvm: message repeated 17 times: [ #012Notice: Undefined index: 0 in /srv/mediawiki/php-1.24wmf21/extensions/Scribunto/engines/LuaCommon/UstringLibrary.php on line 638]
Possibly related to https://bugzilla.wikimedia.org/show_bug.cgi?id=66386 ?
Version: master
Severity: normal