MediaWiki internal error.
Original exception: [0d56ba3c] /wiki/%D0%A1%D0%BB%D1%83%D0%B6%D0%B5%D0%B1%D0%BD%D0%B0%D1%8F:%D0%9F%D0%B8%D1%81%D1%8C%D0%BC%D0%BE_%D1%83%D1%87%D0%B0%D1%81%D1%82%D0%BD%D0%B8%D0%BA%D1%83 Exception from line 124 of /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/specials/SpecialEmailuser.php:
Backtrace:
#0 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/specialpage/SpecialPage.php(379): SpecialEmailUser->execute(NULL)
#1 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/specialpage/SpecialPageFactory.php(504): SpecialPage->run(NULL)
#2 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/Wiki.php(279): SpecialPageFactory::executePath(Title, RequestContext)
#3 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/Wiki.php(647): MediaWiki->performRequest()
#4 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/Wiki.php(506): MediaWiki->main()
#5 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/index.php(46): MediaWiki->run()
#6 {main}
Exception caught inside exception handler: [e6aba20f] /wiki/%D0%A1%D0%BB%D1%83%D0%B6%D0%B5%D0%B1%D0%BD%D0%B0%D1%8F:%D0%9F%D0%B8%D1%81%D1%8C%D0%BC%D0%BE_%D1%83%D1%87%D0%B0%D1%81%D1%82%D0%BD%D0%B8%D0%BA%D1%83 Exception from line 967 of /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/db/Database.php: DB connection error: Too many connections (localhost)
Backtrace:
#0 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/db/LoadBalancer.php(754): DatabaseBase->reportConnectionError(string)
#1 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/db/LoadBalancer.php(477): LoadBalancer->reportConnectionError()
#2 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/GlobalFunctions.php(3716): LoadBalancer->getConnection(integer, array, boolean)
#3 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/parser/LinkHolderArray.php(284): wfGetDB(integer)
#4 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/parser/LinkHolderArray.php(261): LinkHolderArray->replaceInternal(string)
#5 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/parser/Parser.php(5063): LinkHolderArray->replace(string)
#6 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/parser/Parser.php(414): Parser->replaceLinkHolders(string)
#7 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/OutputPage.php(1582): Parser->parse(string, Title, ParserOptions, boolean, boolean, NULL)
#8 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/OutputPage.php(1524): OutputPage->addWikiTextTitle(string, Title, boolean, boolean, boolean)
#9 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/OutputPage.php(2295): OutputPage->addWikiText(string)
#10 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/exception/PermissionsError.php(55): OutputPage->showPermissionsErrorPage(array, string)
#11 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/exception/MWExceptionHandler.php(44): PermissionsError->report()
#12 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/exception/MWExceptionHandler.php(139): MWExceptionHandler::report(PermissionsError)
#13 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/includes/Wiki.php(513): MWExceptionHandler::handle(PermissionsError)
#14 /var/www/vhosts/xn--d1ad.xn--p1ai/www/w/index.php(46): MediaWiki->run()
#15 {main}