T120349 is resolved but issue still reappearing for Content Translation tests with Wikibase (when using ULS+CLDR as per discussion on #wikimedia-releng). We need to investigate and find long term solution for this. This is real blocker for development.
Log: https://integration.wikimedia.org/ci/job/mwext-qunit/8813/console
03:37:19 Uncaught TypeError: Cannot read property 'length' of undefined 03:37:19 at http://localhost:9876/jenkins-mwext-qunit-8813/load.php?debug=false&lang=en&modules=Base64.js%7CdataTypes.DataType%2CDataTypeStore%2C__namespace%7CdataValues%7CdataValues.DataValue%2CTimeValue%2Cvalues%7Ceasy-deflate.core%2Cdeflate%7Cext.cx.editor%2Cheader%2Cmodel%2Cpublish%2Csitemapper%2Ctranslation%2Cutil%7Cext.cx.editor.tests%7Cext.cx.header.test%7Cext.cx.publish.dialog%2Ctest%7Cext.cx.sitemapper.test%7Cext.cx.tools.card%2Ccategories%2Cmanager%2Cmtabuse%2Ctemplate%2Ctests%7Cext.cx.tours.publish.init%7Cext.cx.translation.draft%2Cprogress%2Ctests%7Cext.cx.translation.draft.test%7Cext.cx.util.selection%7Cext.echo.dm%7Cext.echo.dm.tests%7Cext.eventLogging%7Cext.eventLogging.subscriber%2Ctests%7Cext.guidedTour.lib%2Cstyles%7Cext.guidedTour.lib.internal%2Ctests%7Cext.uls.i18n%2Cinit%2Clanguagenames%2Cmediawiki%2Cmessages%2Cpreferences%2Ctests%7CglobeCoordinate.js%7Cjquery.AnimationEvent%2CPurposedCallbacks%2CanimateWithEvent%2CautoEllipsis%2Cautocompletestring%2CbyteLength%2CbyteLimit%2CcheckboxShiftClick%2Ccolor%2CcolorUtil%2Ccookie%2CfocusAt%2CgetAttrs%2Chidpi%2ChighlightText%2Ci18n%2Cinputautoexpand%2Clocalize%2CmakeCollapsible%2Cmw-jump%2CmwExtension%2Cplaceholder%2CremoveClassByRegex%2Csticknode%2CtabIndex%2Ctablesorter%2CtextSelection%2Cthrottle-debounce%2Ctipsy%7Cjquery.AnimationEvent.tests%7Cjquery.PurposedCallbacks.tests%7Cjquery.animateWithEvent.tests%7Cjquery.autocompletestring.tests%7Cjquery.event.special.eachchange%7Cjquery.event.special.eachchange.tests%7Cjquery.focusAt.tests%7Cjquery.inputautoexpand.tests%7Cjquery.removeClassByRegex.tests%7Cjquery.sticknode.tests%7Cjquery.ui.EditableTemplatedWidget%2CTemplatedWidget%2Ccloseable%2Cinputextender%2Clanguagesuggester%2Clistrotator%2CooMenu%2Cpreview%2Csuggester%2Ctagadata%7Cjquery.ui.EditableTemplatedWidget.tests%7Cjquery.ui.TemplatedWidget.tests%7Cjquery.ui.closeable.tests%7Cjquery.ui.inputextender.tests%7Cjquery.ui.listrotator.tests%7Cjquery.ui.ooMenu.tests%7Cjquery.ui.preview.tests%7Cjquery.ui.suggester.tests&skin=fallback&version=ea7ab1ca766f:21