Can someone help me with the below error, it seems the search is broken after the upgrade.
[b2da0aa0b75271aba78dbd75] /index.php?search=jboss&title=Special%3ASearch&go=Go Wikimedia\Rdbms\DBQueryError from line 1699 of C:\wiki\websites\mediawiki\includes\libs\rdbms\database\Database.php: A database query error has occurred. Did you forget to run your application's database schema updater after upgrading?
Error 1064: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'NATURAL LANGUAGE MODE) DESC LIMIT 21' at line 1 (127.0.0.1)
Function: SearchMySQL::searchInternal
Query: SELECT page_id,page_namespace,page_title FROM `erp_page`,`erp_searchindex` WHERE (page_id=si_page) AND ( MATCH(si_title) AGAINST('+jboss ' IN BOOLEAN MODE) ) AND page_namespace = 0 ORDER BY MATCH(si_title) AGAINST('+jboss ' IN NATURAL LANGUAGE MODE) DESC LIMIT 21
Backtrace:
#0 C:\wiki\websites\mediawiki\includes\libs\rdbms\database\Database.php(1683): Wikimedia\Rdbms\Database->getQueryException()
#1 C:\wiki\websites\mediawiki\includes\libs\rdbms\database\Database.php(1658): Wikimedia\Rdbms\Database->getQueryExceptionAndLog()
#2 C:\wiki\websites\mediawiki\includes\libs\rdbms\database\Database.php(1227): Wikimedia\Rdbms\Database->reportQueryError()
#3 C:\wiki\websites\mediawiki\includes\libs\rdbms\database\Database.php(1907): Wikimedia\Rdbms\Database->query()
#4 C:\wiki\websites\mediawiki\includes\libs\rdbms\database\DBConnRef.php(68): Wikimedia\Rdbms\Database->select()
#5 C:\wiki\websites\mediawiki\includes\libs\rdbms\database\DBConnRef.php(313): Wikimedia\Rdbms\DBConnRef->__call()
#6 C:\wiki\websites\mediawiki\includes\search\SearchMySQL.php(193): Wikimedia\Rdbms\DBConnRef->select()
#7 C:\wiki\websites\mediawiki\includes\search\SearchMySQL.php(179): SearchMySQL->searchInternal()
#8 C:\wiki\websites\mediawiki\includes\search\SearchDatabase.php(74): SearchMySQL->doSearchTitleInDB()
#9 C:\wiki\websites\mediawiki\includes\search\SearchEngine.php(156): SearchDatabase->doSearchTitle()
#10 C:\wiki\websites\mediawiki\includes\search\SearchEngine.php(187): SearchEngine->{closure}()
#11 C:\wiki\websites\mediawiki\includes\search\SearchEngine.php(157): SearchEngine->maybePaginate()
#12 C:\wiki\websites\mediawiki\includes\specials\SpecialSearch.php(387): SearchEngine->searchTitle()
#13 C:\wiki\websites\mediawiki\includes\specials\SpecialSearch.php(179): SpecialSearch->showResults()
#14 C:\wiki\websites\mediawiki\includes\specialpage\SpecialPage.php(600): SpecialSearch->execute()
#15 C:\wiki\websites\mediawiki\includes\specialpage\SpecialPageFactory.php(635): SpecialPage->run()
#16 C:\wiki\websites\mediawiki\includes\MediaWiki.php(307): MediaWiki\SpecialPage\SpecialPageFactory->executePath()
#17 C:\wiki\websites\mediawiki\includes\MediaWiki.php(940): MediaWiki->performRequest()
#18 C:\wiki\websites\mediawiki\includes\MediaWiki.php(543): MediaWiki->main()
#19 C:\wiki\websites\mediawiki\index.php(53): MediaWiki->run()
#20 C:\wiki\websites\mediawiki\index.php(46): wfIndexMain()
#21 {main}