A database error has occurred. Did you forget to run maintenance/update.php after upgrading? See: https://www.mediawiki.org/wiki/Manual:Upgrading#Run_the_update_script
Query: SELECT p1.page_namespace AS namespace,p1.page_title AS title,p1.page_title AS value,rd_namespace,rd_title FROM `redirect` JOIN `page` `p1` ON ((rd_from=p1.page_id)) LEFT JOIN `page` `p2` ON ((rd_namespace=p2.page_namespace) AND (rd_title=p2.page_title)) WHERE (rd_namespace >= 0) AND (rd_interwiki IS NULL OR rd_interwiki = '') AND (p2.page_namespace IS NULL) AND 0.url_user_id = '11' ORDER BY rd_namespace,rd_title,rd_from LIMIT 51
Function: BrokenRedirectsPage::reallyDoQuery
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 'url_user_id = '11' ORDER BY rd_namespace,rd_title,rd_from LIMIT 51' at line 1 (localhost)