MediaWiki internal error.
Original exception: [Z2FTbE353BelgMSrVdomFAAAw14] /wiki/Review:70783_by_Swert 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 slot_revision_id,slot_content_id,slot_origin,slot_role_id,content_size,content_sha1,content_address,content_model FROM `biowiki_slots` JOIN `biowiki_content` ON ((slot_content_id = content_id)) WHERE slot_revision_id = 184329
Function: MediaWiki\Revision\RevisionStore::loadSlotRecordsFromDb
Error: 2006 MySQL server has gone away
Backtrace:
from /home/swert/biosector01.com/w/includes/libs/rdbms/database/Database.php(1201)
#0 /home/swert/biosector01.com/w/includes/libs/rdbms/database/Database.php(1187): Wikimedia\Rdbms\Database->getQueryException(string, integer, string, string)
#1 /home/swert/biosector01.com/w/includes/libs/rdbms/database/Database.php(1161): Wikimedia\Rdbms\Database->getQueryExceptionAndLog(string, integer, string, string)
#2 /home/swert/biosector01.com/w/includes/libs/rdbms/database/Database.php(652): Wikimedia\Rdbms\Database->reportQueryError(string, integer, string, string, boolean)
#3 /home/swert/biosector01.com/w/includes/libs/rdbms/database/Database.php(1350): Wikimedia\Rdbms\Database->query(Wikimedia\Rdbms\Query, string)
#4 /home/swert/biosector01.com/w/includes/libs/rdbms/database/DBConnRef.php(119): Wikimedia\Rdbms\Database->select(array, array, array, string, array, array)
#5 /home/swert/biosector01.com/w/includes/libs/rdbms/database/DBConnRef.php(351): Wikimedia\Rdbms\DBConnRef->__call(string, array)
#6 /home/swert/biosector01.com/w/includes/Revision/RevisionStore.php(1438): Wikimedia\Rdbms\DBConnRef->select(array, array, array, string, array, array)
#7 /home/swert/biosector01.com/w/includes/Revision/RevisionStore.php(1384): MediaWiki\Revision\RevisionStore->loadSlotRecordsFromDb(integer, integer, MediaWiki\Title\Title)
#8 /home/swert/biosector01.com/w/includes/Revision/RevisionStore.php(1559): MediaWiki\Revision\RevisionStore->loadSlotRecords(integer, integer, MediaWiki\Title\Title)
#9 [internal function]: MediaWiki\Revision\RevisionStore->MediaWiki\Revision\{closure}()
#10 /home/swert/biosector01.com/w/includes/Revision/RevisionSlots.php(170): call_user_func(Closure)
#11 /home/swert/biosector01.com/w/includes/Revision/RevisionSlots.php(109): MediaWiki\Revision\RevisionSlots->getSlots()
#12 /home/swert/biosector01.com/w/includes/Revision/RevisionRecord.php(200): MediaWiki\Revision\RevisionSlots->getSlot(string)
#13 /home/swert/biosector01.com/w/includes/page/WikiPage.php(610): MediaWiki\Revision\RevisionRecord->getSlot(string, integer)
#14 /home/swert/biosector01.com/w/includes/libs/objectcache/wancache/WANObjectCache.php(1726): WikiPage->{closure}(boolean, integer, array, NULL, array)
#15 /home/swert/biosector01.com/w/includes/libs/objectcache/wancache/WANObjectCache.php(1556): WANObjectCache->fetchOrRegenerate(string, integer, Closure, array, array)
#16 /home/swert/biosector01.com/w/includes/page/WikiPage.php(624): WANObjectCache->getWithSetCallback(string, integer, Closure, array)
#17 /home/swert/biosector01.com/w/includes/page/WikiPage.php(253): WikiPage->getContentModel()
#18 /home/swert/biosector01.com/w/includes/page/ParserOutputAccess.php(204): WikiPage->getContentHandler()
#19 /home/swert/biosector01.com/w/includes/page/ParserOutputAccess.php(459): MediaWiki\Page\ParserOutputAccess->shouldUseCache(WikiPage, MediaWiki\Revision\RevisionStoreRecord)
#20 /home/swert/biosector01.com/w/includes/page/ParserOutputAccess.php(326): MediaWiki\Page\ParserOutputAccess->newPoolWorkArticleView(WikiPage, ParserOptions, MediaWiki\Revision\RevisionStoreRecord, integer)
#21 /home/swert/biosector01.com/w/includes/page/Article.php(761): MediaWiki\Page\ParserOutputAccess->getParserOutput(WikiPage, ParserOptions, MediaWiki\Revision\RevisionStoreRecord, integer)
#22 /home/swert/biosector01.com/w/includes/page/Article.php(563): Article->generateContentOutput(MediaWiki\User\User, ParserOptions, integer, MediaWiki\Output\OutputPage, array)
#23 /home/swert/biosector01.com/w/includes/actions/ViewAction.php(78): Article->view()
#24 /home/swert/biosector01.com/w/includes/actions/ActionEntryPoint.php(733): ViewAction->show()
#25 /home/swert/biosector01.com/w/includes/actions/ActionEntryPoint.php(510): MediaWiki\Actions\ActionEntryPoint->performAction(Article, MediaWiki\Title\Title)
#26 /home/swert/biosector01.com/w/includes/actions/ActionEntryPoint.php(145): MediaWiki\Actions\ActionEntryPoint->performRequest()
#27 /home/swert/biosector01.com/w/includes/MediaWikiEntryPoint.php(199): MediaWiki\Actions\ActionEntryPoint->execute()
#28 /home/swert/biosector01.com/w/index.php(58): MediaWiki\MediaWikiEntryPoint->run()
#29 {main}
Exception caught inside exception handler: [Z2FTbE353BelgMSrVdomFAAAw14] /wiki/Review:70783_by_Swert Wikimedia\Rdbms\DBConnectionError: Cannot access the database: Connection refused (mysql.biosector01.com)
Backtrace:
from /home/swert/biosector01.com/w/includes/libs/rdbms/loadbalancer/LoadBalancer.php(1138)
#0 /home/swert/biosector01.com/w/includes/libs/rdbms/loadbalancer/LoadBalancer.php(815): Wikimedia\Rdbms\LoadBalancer->reportConnectionError()
#1 /home/swert/biosector01.com/w/includes/libs/rdbms/loadbalancer/LoadBalancer.php(782): Wikimedia\Rdbms\LoadBalancer->getServerConnection(integer, string, integer)
#2 /home/swert/biosector01.com/w/includes/libs/rdbms/database/DBConnRef.php(103): Wikimedia\Rdbms\LoadBalancer->getConnectionInternal(integer, array, string, integer)
#3 /home/swert/biosector01.com/w/includes/libs/rdbms/database/DBConnRef.php(117): Wikimedia\Rdbms\DBConnRef->ensureConnection()
#4 /home/swert/biosector01.com/w/includes/libs/rdbms/database/DBConnRef.php(338): Wikimedia\Rdbms\DBConnRef->__call(string, array)
#5 /home/swert/biosector01.com/w/extensions/PageImages/includes/PageImages.php(190): Wikimedia\Rdbms\DBConnRef->selectField(string, string, array, string, array)
#6 /home/swert/biosector01.com/w/extensions/PageImages/includes/PageImages.php(154): PageImages\PageImages->fetchPageImage(MediaWiki\Title\Title)
#7 /home/swert/biosector01.com/w/includes/libs/MapCacheLRU.php(271): PageImages\PageImages->PageImages\{closure}()
#8 /home/swert/biosector01.com/w/extensions/PageImages/includes/PageImages.php(155): MapCacheLRU->getWithSetCallback(string, Closure)
#9 /home/swert/biosector01.com/w/extensions/PageImages/includes/PageImages.php(302): PageImages\PageImages->getPageImageInternal(MediaWiki\Title\Title)
#10 /home/swert/biosector01.com/w/includes/HookContainer/HookContainer.php(159): PageImages\PageImages->onBeforePageDisplay(MediaWiki\Output\OutputPage, SkinRefreshed)
#11 /home/swert/biosector01.com/w/includes/HookContainer/HookRunner.php(945): MediaWiki\HookContainer\HookContainer->run(string, array, array)
#12 /home/swert/biosector01.com/w/includes/Output/OutputPage.php(2997): MediaWiki\HookContainer\HookRunner->onBeforePageDisplay(MediaWiki\Output\OutputPage, SkinRefreshed)
#13 /home/swert/biosector01.com/w/includes/exception/MWExceptionRenderer.php(189): MediaWiki\Output\OutputPage->output()
#14 /home/swert/biosector01.com/w/includes/exception/MWExceptionRenderer.php(106): MWExceptionRenderer::reportHTML(Wikimedia\Rdbms\DBQueryDisconnectedError)
#15 /home/swert/biosector01.com/w/includes/exception/MWExceptionHandler.php(133): MWExceptionRenderer::output(Wikimedia\Rdbms\DBQueryDisconnectedError, integer)
#16 /home/swert/biosector01.com/w/includes/exception/MWExceptionHandler.php(237): MWExceptionHandler::report(Wikimedia\Rdbms\DBQueryDisconnectedError)
#17 /home/swert/biosector01.com/w/includes/MediaWikiEntryPoint.php(221): MWExceptionHandler::handleException(Wikimedia\Rdbms\DBQueryDisconnectedError, string)
#18 /home/swert/biosector01.com/w/includes/actions/ActionEntryPoint.php(82): MediaWiki\MediaWikiEntryPoint->handleTopLevelError(Wikimedia\Rdbms\DBQueryDisconnectedError)
#19 /home/swert/biosector01.com/w/includes/MediaWikiEntryPoint.php(205): MediaWiki\Actions\ActionEntryPoint->handleTopLevelError(Wikimedia\Rdbms\DBQueryDisconnectedError)
#20 /home/swert/biosector01.com/w/index.php(58): MediaWiki\MediaWikiEntryPoint->run()
#21 {main}