WPMU 2.7 / Multi-DB / All in One SEO Plugin


im using wpmu 2.7 w/ multi-db and activated the All in One SEO plugin, when i view the posts or pages i got this error:

Fatal error: print_r() [ref.outcontrol]: Cannot use output buffering in output buffering display handlers in /home/solobis/public_html/wp-content/db.php on line 796

when i deactivated the All in One SEO plugin, it runs ok... i need the SEO plugin but how can i resolved this problem