When I try to create a new post on an external blog, the write screen appears just fine but I also get the following header error:
Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /home/opendial/public_html/blog/wp-admin/admin-header.php:16) in /home/opendial/public_html/blog/wp-content/plugins/manage-multiple-blogs/manage-multiple-blogs.php on line 176
Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/opendial/public_html/blog/wp-admin/admin-header.php:16) in /home/opendial/public_html/blog/wp-content/plugins/manage-multiple-blogs/manage-multiple-blogs.php on line 176