TypeError: Argument 1 passed to SpecialUnblock::getTargetAndType() must be of the type string, null given
#0 /srv/mediawiki/php-1.36.0-wmf.10/includes/specials/SpecialUnblock.php(51): SpecialUnblock->getTargetAndType(NULL, WebRequest)
#1 /srv/mediawiki/php-1.36.0-wmf.10/includes/specialpage/SpecialPage.php(600): SpecialUnblock->execute(NULL)
#2 /srv/mediawiki/php-1.36.0-wmf.10/includes/specialpage/SpecialPageFactory.php(692): SpecialPage->run(NULL)
#3 /srv/mediawiki/php-1.36.0-wmf.10/includes/MediaWiki.php(307): MediaWiki\SpecialPage\SpecialPageFactory->executePath(Title, RequestContext)
#4 /srv/mediawiki/php-1.36.0-wmf.10/includes/MediaWiki.php(940): MediaWiki->performRequest()
#5 /srv/mediawiki/php-1.36.0-wmf.10/includes/MediaWiki.php(543): MediaWiki->main()
#6 /srv/mediawiki/php-1.36.0-wmf.10/index.php(53): MediaWiki->run()
#7 /srv/mediawiki/php-1.36.0-wmf.10/index.php(46): wfIndexMain()
#8 /srv/mediawiki/w/index.php(3): require(string)
#9 {main}Currently on 1.36.0-wmf.10