[d3c4532113896c21e4b80756] /index.php?action=history&title=Category%3AIslamic_Studies Wikimedia\Rdbms\DBConnectionError: Cannot access the database: Too many connections (localhost)
Backtrace:
from /home/wikh/public_html/wiki/includes/libs/rdbms/loadbalancer/LoadBalancer.php(1477)
#0 /home/wikh/public_html/wiki/includes/libs/rdbms/loadbalancer/LoadBalancer.php(972): Wikimedia\Rdbms\LoadBalancer->reportConnectionError()
#1 /home/wikh/public_html/wiki/includes/libs/rdbms/loadbalancer/LoadBalancer.php(944): Wikimedia\Rdbms\LoadBalancer->getServerConnection(integer, string, integer)
#2 /home/wikh/public_html/wiki/includes/libs/rdbms/database/DBConnRef.php(95): Wikimedia\Rdbms\LoadBalancer->getConnectionInternal(integer, array, string, integer)
#3 /home/wikh/public_html/wiki/includes/libs/rdbms/database/DBConnRef.php(101): Wikimedia\Rdbms\DBConnRef->ensureConnection()
#4 /home/wikh/public_html/wiki/includes/libs/rdbms/database/DBConnRef.php(706): Wikimedia\Rdbms\DBConnRef->__call(string, array)
#5 /home/wikh/public_html/wiki/includes/libs/rdbms/database/Database.php(3151): Wikimedia\Rdbms\DBConnRef->getSessionLagStatus()
#6 /home/wikh/public_html/wiki/extensions/Gadgets/includes/MediaWikiGadgetsDefinitionRepo.php(112): Wikimedia\Rdbms\Database::getCacheSetOptions(Wikimedia\Rdbms\DBConnRef)
#7 /home/wikh/public_html/wiki/includes/libs/objectcache/wancache/WANObjectCache.php(1689): MediaWiki\Extension\Gadgets\MediaWikiGadgetsDefinitionRepo->MediaWiki\Extension\Gadgets\{closure}(boolean, integer, array, NULL, array)
#8 /home/wikh/public_html/wiki/includes/libs/objectcache/wancache/WANObjectCache.php(1522): WANObjectCache->fetchOrRegenerate(string, integer, Closure, array, array)
#9 /home/wikh/public_html/wiki/extensions/Gadgets/includes/MediaWikiGadgetsDefinitionRepo.php(118): WANObjectCache->getWithSetCallback(string, integer, Closure, array)
#10 /home/wikh/public_html/wiki/includes/libs/objectcache/BagOStuff.php(216): MediaWiki\Extension\Gadgets\MediaWikiGadgetsDefinitionRepo->MediaWiki\Extension\Gadgets\{closure}(integer)
#11 /home/wikh/public_html/wiki/extensions/Gadgets/includes/MediaWikiGadgetsDefinitionRepo.php(121): BagOStuff->getWithSetCallback(string, integer, Closure)
#12 /home/wikh/public_html/wiki/extensions/Gadgets/includes/MediaWikiGadgetsDefinitionRepo.php(42): MediaWiki\Extension\Gadgets\MediaWikiGadgetsDefinitionRepo->loadGadgets()
#13 /home/wikh/public_html/wiki/extensions/Gadgets/includes/GadgetRepo.php(70): MediaWiki\Extension\Gadgets\MediaWikiGadgetsDefinitionRepo->getGadgetIds()
#14 /home/wikh/public_html/wiki/extensions/Gadgets/includes/Hooks.php(128): MediaWiki\Extension\Gadgets\GadgetRepo->getStructuredList()
#15 /home/wikh/public_html/wiki/includes/HookContainer/HookContainer.php(160): MediaWiki\Extension\Gadgets\Hooks->onUserGetDefaultOptions(array)
#16 /home/wikh/public_html/wiki/includes/HookContainer/HookRunner.php(4158): MediaWiki\HookContainer\HookContainer->run(string, array)
#17 /home/wikh/public_html/wiki/includes/user/DefaultOptionsLookup.php(110): MediaWiki\HookContainer\HookRunner->onUserGetDefaultOptions(array)
#18 /home/wikh/public_html/wiki/includes/user/UserOptionsManager.php(596): MediaWiki\User\DefaultOptionsLookup->getDefaultOptions()
#19 /home/wikh/public_html/wiki/includes/user/UserOptionsManager.php(498): MediaWiki\User\UserOptionsManager->loadOriginalOptions(User, integer, NULL)
#20 /home/wikh/public_html/wiki/includes/user/UserOptionsManager.php(148): MediaWiki\User\UserOptionsManager->loadUserOptions(User, integer)
#21 /home/wikh/public_html/wiki/includes/context/RequestContext.php(460): MediaWiki\User\UserOptionsManager->getOption(User, string)
#22 /home/wikh/public_html/wiki/includes/cache/HTMLFileCache.php(121): RequestContext->getLanguage()
#23 /home/wikh/public_html/wiki/includes/MediaWiki.php(879): HTMLFileCache::useFileCache(RequestContext)
#24 /home/wikh/public_html/wiki/includes/MediaWiki.php(562): MediaWiki->main()
#25 /home/wikh/public_html/wiki/index.php(50): MediaWiki->run()
#26 /home/wikh/public_html/wiki/index.php(46): wfIndexMain()
#27 {main}