MediaWiki internal error.

Original exception: exception 'DBQueryError' with message 'A database error has occurred
Query: UPDATE `mw_site_stats` SET ss_total_views=ss_total_views+1 LIMIT 1
Function: SiteStatsUpdate::doUpdate
Error: 2006 MySQL server has gone away (wiki.monticello.org)
' in /home/domains/wiki.monticello.org/docs/mediawiki/includes/Database.php:708
Stack trace:
#0 /home/domains/wiki.monticello.org/docs/mediawiki/includes/Database.php(665): Database->reportQueryError('MySQL server ha...', 2006, ' UPDATE `mw_sit...', 'SiteStatsUpdate...', false)
#1 /home/domains/wiki.monticello.org/docs/mediawiki/includes/SiteStats.php(155): Database->query(' UPDATE `mw_sit...', 'SiteStatsUpdate...')
#2 /home/domains/wiki.monticello.org/docs/mediawiki/includes/Wiki.php(295): SiteStatsUpdate->doUpdate()
#3 /home/domains/wiki.monticello.org/docs/mediawiki/includes/Wiki.php(277): MediaWiki->doUpdates(Array)
#4 /home/domains/wiki.monticello.org/docs/mediawiki/index.php(48): MediaWiki->finalCleanup(Array, Object(LoadBalancer), Object(OutputPage))
#5 {main}

Exception caught inside exception handler: exception 'DBUnexpectedError' with message 'Error in fetchObject(): MySQL server has gone away (wiki.monticello.org)' in /home/domains/wiki.monticello.org/docs/mediawiki/includes/Database.php:825
Stack trace:
#0 /home/domains/wiki.monticello.org/docs/mediawiki/includes/Database.php(2088): Database->fetchObject(false)
#1 /home/domains/wiki.monticello.org/docs/mediawiki/includes/LinkBatch.php(90): ResultWrapper->fetchObject()
#2 /home/domains/wiki.monticello.org/docs/mediawiki/includes/LinkBatch.php(69): LinkBatch->executeInto(Object(LinkCache))
#3 /home/domains/wiki.monticello.org/docs/mediawiki/includes/Skin.php(202): LinkBatch->execute()
#4 /home/domains/wiki.monticello.org/docs/mediawiki/includes/Skin.php(181): Skin->preloadExistence()
#5 /home/domains/wiki.monticello.org/docs/mediawiki/includes/SkinTemplate.php(106): Skin->initPage(Object(OutputPage))
#6 /home/domains/wiki.monticello.org/docs/mediawiki/skins/kindofblue.php(30): SkinTemplate->initPage(Object(OutputPage))
#7 /home/domains/wiki.monticello.org/docs/mediawiki/includes/SkinTemplate.php(153): Skinkindofblue->initPage(Object(OutputPage))
#8 /home/domains/wiki.monticello.org/docs/mediawiki/includes/OutputPage.php(643): SkinTemplate->outputPage(Object(OutputPage))
#9 /home/domains/wiki.monticello.org/docs/mediawiki/includes/Exception.php(74): OutputPage->output()
#10 /home/domains/wiki.monticello.org/docs/mediawiki/includes/Exception.php(95): MWException->reportHTML()
#11 /home/domains/wiki.monticello.org/docs/mediawiki/includes/Exception.php(171): MWException->report()
#12 /home/domains/wiki.monticello.org/docs/mediawiki/includes/Exception.php(205): wfReportException(Object(DBQueryError))
#13 [internal function]: wfExceptionHandler(Object(DBQueryError))
#14 {main}