I currently the following plugins operating:
1. Akismet
2. All in One SEO Pack
3. BackWPup
4. Block Bad Queries (BBQ)
5. Broken Link Checker
6. cbnet Ping Optimizer
7. Contact Form 7
8. FD Feedburner Plugin
9. GD Star Rating
10. Quick Adsense
11. Quick XML Sitemap
12. SEO Auto Links & Related Posts
13. SEO Friendly Images
14. Social Sharing Toolkit
15. W3 Total Cache
16. WP-Table Reloaded
17. Yoast Breadcrumbs
What you suggest is the culprit?
