Try waiting a few minutes and reloading.
(Cannot access the database)
Backtrace:
#0 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/libs/rdbms/loadbalancer/LoadBalancer.php(991): Wikimedia\Rdbms\LoadBalancer->reportConnectionError() #1 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/libs/rdbms/loadbalancer/LoadBalancer.php(963): Wikimedia\Rdbms\LoadBalancer->getServerConnection() #2 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/libs/rdbms/loadbalancer/LoadBalancer.php(1128): Wikimedia\Rdbms\LoadBalancer->getConnection() #3 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/GlobalFunctions.php(2229): Wikimedia\Rdbms\LoadBalancer->getMaintenanceConnectionRef() #4 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/block/DatabaseBlock.php(277): wfGetDB() #5 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/block/DatabaseBlock.php(925): MediaWiki\Block\DatabaseBlock::newLoad() #6 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/block/BlockManager.php(157): MediaWiki\Block\DatabaseBlock::newListFromTarget() #7 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/user/User.php(1635): MediaWiki\Block\BlockManager->getUserBlock() #8 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/user/User.php(1950): User->getBlockedStatus() #9 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/user/PasswordReset.php(350): User->getBlock() #10 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/user/PasswordReset.php(149): PasswordReset->isBlocked() #11 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/specialpage/LoginSignupSpecialPage.php(1001): PasswordReset->isAllowed() #12 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/specialpage/LoginSignupSpecialPage.php(709): LoginSignupSpecialPage->getFieldDefinitions() #13 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/specialpage/AuthManagerSpecialPage.php(678): LoginSignupSpecialPage->onAuthChangeFormFields() #14 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/specialpage/LoginSignupSpecialPage.php(664): AuthManagerSpecialPage->fieldInfoToFormDescriptor() #15 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/specialpage/AuthManagerSpecialPage.php(419): LoginSignupSpecialPage->getAuthForm() #16 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/specialpage/LoginSignupSpecialPage.php(318): AuthManagerSpecialPage->trySubmit() #17 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/specialpage/SpecialPage.php(647): LoginSignupSpecialPage->execute() #18 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/specialpage/SpecialPageFactory.php(1366): SpecialPage->run() #19 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/MediaWiki.php(314): MediaWiki\SpecialPage\SpecialPageFactory->executePath() #20 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/MediaWiki.php(932): MediaWiki->performRequest() #21 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/includes/MediaWiki.php(563): MediaWiki->main() #22 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/index.php(53): MediaWiki->run() #23 /web1-webroot1/wikiroot/mediawiki-1.37.4/w/index.php(46): wfIndexMain() #24 {main}