[2020-11-02 20:35:15] error.ERROR: [c606cf955e3f857042f600f9] /w/i.php?oldid=4834466&title=Translating%3AIntro%2Fla ErrorException from line 3348 of /srv/mediawiki/tags/2020-10-28_15:12:22/languages/Language.php : PHP Notice: Undefined index: . {"exception":"[object] (ErrorException(code: 0): PHP Notice: Undefined index: . at /srv/mediawiki/tags/2020-10-28_15:12:22/languages/Language.php:3348) [stacktrace] #0 /srv/mediawiki/tags/2020-10-28_15:12:22/languages/Language.php(3348): MWExceptionHandler::handleError(8, 'Undefined index...', '/srv/mediawiki/...', 3348, Array) #1 /srv/mediawiki/tags/2020-10-28_15:12:22/languages/Language.php(3265): Language->formatNumInternal('1', false, false) #2 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/parser/Parser.php(4218): Language->formatNum(1) #3 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/parser/Parser.php(1583): Parser->finalizeHeadings('\\x7F'\"`UNIQ--langu...', '<languages />\ {...', true) #4 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/parser/Parser.php(646): Parser->internalParse('\\x7F'\"`UNIQ--langu...') #5 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/content/WikitextContent.php(375): Parser->parse('<languages />\ {...', Object(Title), Object(ParserOptions), true, true, 4834466) #6 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/content/AbstractContent.php(590): WikitextContent->fillParserOutput(Object(Title), 4834466, Object(ParserOptions), true, Object(ParserOutput)) #7 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/Revision/RenderedRevision.php(263): AbstractContent->getParserOutput(Object(Title), 4834466, Object(ParserOptions), true) #8 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/Revision/RenderedRevision.php(235): MediaWiki\\Revision\\RenderedRevision->getSlotParserOutputUncached(Object(WikitextContent), true) #9 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/Revision/RevisionRenderer.php(215): MediaWiki\\Revision\\RenderedRevision->getSlotParserOutput('main', Array) #10 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/Revision/RevisionRenderer.php(152): MediaWiki\\Revision\\RevisionRenderer->combineSlotOutput(Object(MediaWiki\\Revision\\RenderedRevision), Array) #11 [internal function]: MediaWiki\\Revision\\RevisionRenderer->MediaWiki\\Revision\\{closure}(Object(MediaWiki\\Revision\\RenderedRevision), Array) #12 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/Revision/RenderedRevision.php(197): call_user_func(Object(Closure), Object(MediaWiki\\Revision\\RenderedRevision), Array) #13 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/poolcounter/PoolWorkArticleView.php(215): MediaWiki\\Revision\\RenderedRevision->getRevisionParserOutput() #14 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/poolcounter/PoolCounterWork.php(162): PoolWorkArticleView->doWork() #15 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/page/Article.php(811): PoolCounterWork->execute() #16 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/actions/ViewAction.php(74): Article->view() #17 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/MediaWiki.php(530): ViewAction->show() #18 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/MediaWiki.php(316): MediaWiki->performAction(Object(Article), Object(Title)) #19 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/MediaWiki.php(943): MediaWiki->performRequest() #20 /srv/mediawiki/tags/2020-10-28_15:12:22/includes/MediaWiki.php(546): MediaWiki->main() #21 /srv/mediawiki/tags/2020-10-28_15:12:22/index.php(53): MediaWiki->run() #22 /srv/mediawiki/tags/2020-10-28_15:12:22/index.php(46): wfIndexMain() #23 {main} ","exception_id":"c606cf955e3f857042f600f9","exception_url":"/w/i.php?oldid=4834466&title=Translating%3AIntro%2Fla","caught_by":"mwe_handler"} []
Search reveals that en has this variable set to null, km is missing , and la is missing .