[Zgbh-a-e1bQ0AslRtxUFzQAAAPM] /wiki/Simon_Pietro Wikimedia\Rdbms\DBQueryDisconnectedError: A database query error has occurred. Did you forget to run your application's database schema updater after upgrading or after adding a new extension?

Please see https://www.mediawiki.org/wiki/Special:MyLanguage/Manual:Upgrading and https://www.mediawiki.org/wiki/Special:MyLanguage/Manual:How_to_debug for more information.

A connection error occurred during a query.
Query: SELECT lc_value FROM `l10n_cache` WHERE lc_lang = 'it' AND lc_key = 'messages:pfunc_expr_unrecognised_punctuation' LIMIT 1
Function: LCStoreDB::get
Error: 2006 MySQL server has gone away

Backtrace:

from /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/libs/rdbms/database/Database.php(1616)
#0 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/libs/rdbms/database/Database.php(1602): Wikimedia\Rdbms\Database->getQueryException()
#1 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/libs/rdbms/database/Database.php(1576): Wikimedia\Rdbms\Database->getQueryExceptionAndLog()
#2 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/libs/rdbms/database/Database.php(952): Wikimedia\Rdbms\Database->reportQueryError()
#3 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/libs/rdbms/database/Database.php(1711): Wikimedia\Rdbms\Database->query()
#4 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/libs/rdbms/database/Database.php(1664): Wikimedia\Rdbms\Database->select()
#5 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/libs/rdbms/database/DBConnRef.php(103): Wikimedia\Rdbms\Database->selectField()
#6 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/libs/rdbms/database/DBConnRef.php(313): Wikimedia\Rdbms\DBConnRef->__call()
#7 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/language/LCStoreDB.php(61): Wikimedia\Rdbms\DBConnRef->selectField()
#8 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/language/LocalisationCache.php(432): LCStoreDB->get()
#9 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/language/LocalisationCache.php(335): LocalisationCache->loadSubitem()
#10 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/language/MessageCache.php(722): LocalisationCache->getSubitem()
#11 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/language/MessageCache.php(1221): MessageCache->isMainCacheable()
#12 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/language/MessageCache.php(1125): MessageCache->getMsgFromNamespace()
#13 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/language/MessageCache.php(1097): MessageCache->getMessageForLang()
#14 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/language/MessageCache.php(1036): MessageCache->getMessageFromFallbackChain()
#15 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/language/Message.php(1473): MessageCache->get()
#16 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/language/Message.php(970): Message->fetchMessage()
#17 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/language/Message.php(1053): Message->format()
#18 /var/wwwc/cathopedia.org/mediawiki-1.39.4/extensions-unmodified/ParserFunctions/includes/ExprError.php(49): Message->text()
#19 /var/wwwc/cathopedia.org/mediawiki-1.39.4/extensions-unmodified/ParserFunctions/includes/ParserFunctions.php(72): MediaWiki\Extension\ParserFunctions\ExprError->getUserFriendlyMessage()
#20 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3437): MediaWiki\Extension\ParserFunctions\ParserFunctions::expr()
#21 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3122): Parser->callParserFunction()
#22 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/PPFrame_Hash.php(275): Parser->braceSubstitution()
#23 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3030): PPFrame_Hash->expand()
#24 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/PPFrame_Hash.php(275): Parser->braceSubstitution()
#25 /var/wwwc/cathopedia.org/mediawiki-1.39.4/extensions-unmodified/ParserFunctions/includes/ParserFunctions.php(121): PPFrame_Hash->expand()
#26 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3437): MediaWiki\Extension\ParserFunctions\ParserFunctions::if()
#27 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3122): Parser->callParserFunction()
#28 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/PPFrame_Hash.php(275): Parser->braceSubstitution()
#29 /var/wwwc/cathopedia.org/mediawiki-1.39.4/extensions-unmodified/ParserFunctions/includes/ParserFunctions.php(121): PPFrame_Hash->expand()
#30 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3437): MediaWiki\Extension\ParserFunctions\ParserFunctions::if()
#31 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3122): Parser->callParserFunction()
#32 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/PPFrame_Hash.php(275): Parser->braceSubstitution()
#33 /var/wwwc/cathopedia.org/mediawiki-1.39.4/extensions-unmodified/ParserFunctions/includes/ParserFunctions.php(123): PPFrame_Hash->expand()
#34 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3437): MediaWiki\Extension\ParserFunctions\ParserFunctions::if()
#35 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3122): Parser->callParserFunction()
#36 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/PPFrame_Hash.php(275): Parser->braceSubstitution()
#37 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3313): PPFrame_Hash->expand()
#38 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/PPFrame_Hash.php(275): Parser->braceSubstitution()
#39 /var/wwwc/cathopedia.org/mediawiki-1.39.4/extensions-unmodified/ParserFunctions/includes/ParserFunctions.php(123): PPFrame_Hash->expand()
#40 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3437): MediaWiki\Extension\ParserFunctions\ParserFunctions::if()
#41 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3122): Parser->callParserFunction()
#42 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/PPFrame_Hash.php(275): Parser->braceSubstitution()
#43 /var/wwwc/cathopedia.org/mediawiki-1.39.4/extensions-unmodified/ParserFunctions/includes/ParserFunctions.php(252): PPFrame_Hash->expand()
#44 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3437): MediaWiki\Extension\ParserFunctions\ParserFunctions::switch()
#45 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3122): Parser->callParserFunction()
#46 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/PPFrame_Hash.php(275): Parser->braceSubstitution()
#47 /var/wwwc/cathopedia.org/mediawiki-1.39.4/extensions-unmodified/ParserFunctions/includes/ParserFunctions.php(121): PPFrame_Hash->expand()
#48 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3437): MediaWiki\Extension\ParserFunctions\ParserFunctions::if()
#49 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3122): Parser->callParserFunction()
#50 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/PPFrame_Hash.php(275): Parser->braceSubstitution()
#51 /var/wwwc/cathopedia.org/mediawiki-1.39.4/extensions-unmodified/ParserFunctions/includes/ParserFunctions.php(123): PPFrame_Hash->expand()
#52 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3437): MediaWiki\Extension\ParserFunctions\ParserFunctions::if()
#53 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3122): Parser->callParserFunction()
#54 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/PPFrame_Hash.php(275): Parser->braceSubstitution()
#55 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(3313): PPFrame_Hash->expand()
#56 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/PPFrame_Hash.php(275): Parser->braceSubstitution()
#57 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(2951): PPFrame_Hash->expand()
#58 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(1609): Parser->replaceVariables()
#59 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/parser/Parser.php(723): Parser->internalParse()
#60 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/content/WikitextContentHandler.php(301): Parser->parse()
#61 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/content/ContentHandler.php(1720): WikitextContentHandler->fillParserOutput()
#62 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/content/Renderer/ContentRenderer.php(47): ContentHandler->getParserOutput()
#63 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/Revision/RenderedRevision.php(265): MediaWiki\Content\Renderer\ContentRenderer->getParserOutput()
#64 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/Revision/RenderedRevision.php(237): MediaWiki\Revision\RenderedRevision->getSlotParserOutputUncached()
#65 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/Revision/RevisionRenderer.php(221): MediaWiki\Revision\RenderedRevision->getSlotParserOutput()
#66 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/Revision/RevisionRenderer.php(158): MediaWiki\Revision\RevisionRenderer->combineSlotOutput()
#67 [internal function]: MediaWiki\Revision\RevisionRenderer->MediaWiki\Revision\{closure}()
#68 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/Revision/RenderedRevision.php(199): call_user_func()
#69 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/poolcounter/PoolWorkArticleView.php(91): MediaWiki\Revision\RenderedRevision->getRevisionParserOutput()
#70 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/poolcounter/PoolWorkArticleViewCurrent.php(97): PoolWorkArticleView->renderRevision()
#71 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/poolcounter/PoolCounterWork.php(162): PoolWorkArticleViewCurrent->doWork()
#72 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/page/ParserOutputAccess.php(299): PoolCounterWork->execute()
#73 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/page/Article.php(713): MediaWiki\Page\ParserOutputAccess->getParserOutput()
#74 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/page/Article.php(528): Article->generateContentOutput()
#75 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/actions/ViewAction.php(78): Article->view()
#76 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/MediaWiki.php(542): ViewAction->show()
#77 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/MediaWiki.php(322): MediaWiki->performAction()
#78 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/MediaWiki.php(904): MediaWiki->performRequest()
#79 /var/wwwc/cathopedia.org/mediawiki-1.39.4/includes/MediaWiki.php(562): MediaWiki->main()
#80 /var/wwwc/cathopedia.org/mediawiki-1.39.4/index.php(50): MediaWiki->run()
#81 /var/wwwc/cathopedia.org/mediawiki-1.39.4/index.php(46): wfIndexMain()
#82 {main}