MediaWiki internal error.
Original exception: exception 'DBQueryError' with message 'A database error has occurred. Did you forget to run maintenance/update.php after upgrading? See: http://www.mediawiki.org/wiki/Manual:Upgrading#Run_the_update_script
Query: SELECT value,exptime FROM `mw_objectcache` WHERE keyname = 'formationnmercur-mw_:messages:individual:Mainpage-description' LIMIT 1
Function: SqlBagOStuff::get
Error: 1053 Server shutdown in progress (formationnmercur.mysql.db)
' in /home/formationn/www/mercurewiki/includes/db/Database.php:781
Stack trace:
#0 /home/formationn/www/mercurewiki/includes/db/Database.php(751): DatabaseBase->reportQueryError('Server shutdown...', 1053, 'SELECT value,e...', 'SqlBagOStuff::g...', false)
#1 /home/formationn/www/mercurewiki/includes/db/Database.php(1050): DatabaseBase->query('SELECT value,e...', 'SqlBagOStuff::g...')
#2 /home/formationn/www/mercurewiki/includes/db/Database.php(1134): DatabaseBase->select('objectcache', Array, Array, 'SqlBagOStuff::g...', Array, Array)
#3 /home/formationn/www/mercurewiki/includes/BagOStuff.php(267): DatabaseBase->selectRow('objectcache', Array, Array, 'SqlBagOStuff::g...')
#4 /home/formationn/www/mercurewiki/includes/MessageCache.php(624): SqlBagOStuff->get('formationnmercu...')
#5 /home/formationn/www/mercurewiki/includes/MessageCache.php(545): MessageCache->getMsgFromNamespace('Mainpage-descri...', 'fr')
#6 /home/formationn/www/mercurewiki/includes/GlobalFunctions.php(2420): MessageCache->get('mainpage-descri...', true, false)
#7 /home/formationn/www/mercurewiki/includes/Skin.php(2251): wfEmptyMsg('mainpage-descri...', 'Accueil')
#8 /home/formationn/www/mercurewiki/includes/Skin.php(2213): Skin->addToSidebarPlain(Array, '* SEARCH\n* Navi...')
#9 /home/formationn/www/mercurewiki/includes/Skin.php(2193): Skin->addToSidebar(Array, 'sidebar')
#10 /home/formationn/www/mercurewiki/includes/SkinTemplate.php(499): Skin->buildSidebar()
#11 /home/formationn/www/mercurewiki/includes/OutputPage.php(1724): SkinTemplate->outputPage(Object(OutputPage))
#12 /home/formationn/www/mercurewiki/includes/Wiki.php(384): OutputPage->output()
#13 /home/formationn/www/mercurewiki/index.php(115): MediaWiki->finalCleanup(Object(OutputPage))
#14 /home/formationn/www/mercurewiki/index.php5(1): require('/home/formation...')
#15 {main}
Exception caught inside exception handler: exception 'DBConnectionError' with message 'DB connection error: Can't connect to MySQL server on 'formationnmercur.mysql.db' (111) (formationnmercur.mysql.db)' in /home/formationn/www/mercurewiki/includes/db/Database.php:626
Stack trace:
#0 /home/formationn/www/mercurewiki/includes/db/DatabaseMysql.php(131): DatabaseBase->reportConnectionError(' Can't connect ...')
#1 /home/formationn/www/mercurewiki/includes/db/DatabaseMysql.php(341): DatabaseMysql->open('formationnmercu...', 'formationnmercu...', 'lBekvtn9', 'formationnmercu...')
#2 /home/formationn/www/mercurewiki/includes/db/Database.php(734): DatabaseMysql->ping()
#3 /home/formationn/www/mercurewiki/includes/db/Database.php(1050): DatabaseBase->query('SELECT value,e...', 'SqlBagOStuff::g...')
#4 /home/formationn/www/mercurewiki/includes/db/Database.php(1134): DatabaseBase->select('objectcache', Array, Array, 'SqlBagOStuff::g...', Array, Array)
#5 /home/formationn/www/mercurewiki/includes/BagOStuff.php(267): DatabaseBase->selectRow('objectcache', Array, Array, 'SqlBagOStuff::g...')
#6 /home/formationn/www/mercurewiki/includes/MessageCache.php(624): SqlBagOStuff->get('formationnmercu...')
#7 /home/formationn/www/mercurewiki/includes/MessageCache.php(545): MessageCache->getMsgFromNamespace('Databaseerror', 'fr')
#8 /home/formationn/www/mercurewiki/includes/GlobalFunctions.php(781): MessageCache->get('databaseerror', true, false)
#9 /home/formationn/www/mercurewiki/includes/GlobalFunctions.php(744): wfMsgGetKey('databaseerror', true, false, true)
#10 /home/formationn/www/mercurewiki/includes/Exception.php(91): wfMsgReal('databaseerror', Array)
#11 /home/formationn/www/mercurewiki/includes/db/Database.php(3074): MWException->msg('databaseerror', 'Database error')
#12 /home/formationn/www/mercurewiki/includes/Exception.php(175): DBQueryError->getPageTitle()
#13 /home/formationn/www/mercurewiki/includes/Exception.php(220): MWException->reportHTML()
#14 /home/formationn/www/mercurewiki/includes/Exception.php(325): MWException->report()
#15 /home/formationn/www/mercurewiki/includes/Exception.php(393): wfReportException(Object(DBQueryError))
#16 [internal function]: wfExceptionHandler(Object(DBQueryError))
#17 {main}