Hi Charles,
After upgrading to 2012.1212 today, we're getting the occasional error when the spiders come crawling for /tag/sometag/feed/ URLs.
2012/12/13 00:47:53 [error] 30914#0: *6683 FastCGI sent in stderr: "PHP message: PHP Fatal error: Call to a member function setting() on a non-object in /var/www/progblog/www.progressivebloggers.ca/htdocs/wp-content/plugins/feedwordpress/feedwordpress.php on line 615" while reading response header from upstream, client: 173.35.191.36, server: http://www.progressivebloggers.ca, request: "GET /tag/breast-cancer/feed/ HTTP/1.1", upstream: "fastcgi://unix:/tmp/php-fpm.sock:", host: "www.progressivebloggers.ca"
php5 5.3.19-1~dotdeb.0
nginx-common 1.2.6-1~dotdeb.0
Please let me know if any further information is required. Thanks again for your tireless efforts in helping disseminate information far and wide. - Chris